diff --git a/README.md b/README.md
index 63810e66..067dfa9d 100644
--- a/README.md
+++ b/README.md
@@ -135,6 +135,7 @@ playground for learning and exploring.
 - **[MD053](doc/md053.md)** *link-image-reference-definitions* - Link and image reference definitions should be needed
 - **[MD054](doc/md054.md)** *link-image-style* - Link and image style
 - **[MD055](doc/md055.md)** *table-pipe-style* - Table pipe style
+- **[MD056](doc/md056.md)** *table-column-count* - Table column count
 
 <!-- markdownlint-restore -->
 
@@ -176,7 +177,7 @@ rules at once.
 - **`ol`** - `MD029`, `MD030`, `MD032`
 - **`spaces`** - `MD018`, `MD019`, `MD020`, `MD021`, `MD023`
 - **`spelling`** - `MD044`
-- **`table`** - `MD055`
+- **`table`** - `MD055`, `MD056`
 - **`ul`** - `MD004`, `MD005`, `MD007`, `MD030`, `MD032`
 - **`url`** - `MD034`
 - **`whitespace`** - `MD009`, `MD010`, `MD012`, `MD027`, `MD028`, `MD030`,
diff --git a/demo/markdownlint-browser.js b/demo/markdownlint-browser.js
index 1ea0183a..17bfa84d 100644
--- a/demo/markdownlint-browser.js
+++ b/demo/markdownlint-browser.js
@@ -6822,6 +6822,75 @@ module.exports = {
 
 /***/ }),
 
+/***/ "../lib/md056.js":
+/*!***********************!*\
+  !*** ../lib/md056.js ***!
+  \***********************/
+/***/ ((module, __unused_webpack_exports, __webpack_require__) => {
+
+"use strict";
+// @ts-check
+
+
+
+function _createForOfIteratorHelper(o, allowArrayLike) { var it = typeof Symbol !== "undefined" && o[Symbol.iterator] || o["@@iterator"]; if (!it) { if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") { if (it) o = it; var i = 0; var F = function F() {}; return { s: F, n: function n() { if (i >= o.length) return { done: true }; return { done: false, value: o[i++] }; }, e: function e(_e) { throw _e; }, f: F }; } throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); } var normalCompletion = true, didErr = false, err; return { s: function s() { it = it.call(o); }, n: function n() { var step = it.next(); normalCompletion = step.done; return step; }, e: function e(_e2) { didErr = true; err = _e2; }, f: function f() { try { if (!normalCompletion && it["return"] != null) it["return"](); } finally { if (didErr) throw err; } } }; }
+function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
+function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i]; return arr2; }
+var _require = __webpack_require__(/*! ../helpers */ "../helpers/helpers.js"),
+  addErrorDetailIf = _require.addErrorDetailIf;
+var _require2 = __webpack_require__(/*! ../helpers/micromark.cjs */ "../helpers/micromark.cjs"),
+  filterByTypes = _require2.filterByTypes;
+var makeRange = function makeRange(start, end) {
+  return [start, end - start + 1];
+};
+module.exports = {
+  "names": ["MD056", "table-column-count"],
+  "description": "Table column count",
+  "tags": ["table"],
+  "function": function MD056(params, onError) {
+    var tables = filterByTypes(params.parsers.micromark.tokens, ["table"]);
+    var _iterator = _createForOfIteratorHelper(tables),
+      _step;
+    try {
+      for (_iterator.s(); !(_step = _iterator.n()).done;) {
+        var table = _step.value;
+        var rows = filterByTypes(table.children, ["tableDelimiterRow", "tableRow"]);
+        var expectedCount = 0;
+        var _iterator2 = _createForOfIteratorHelper(rows),
+          _step2;
+        try {
+          for (_iterator2.s(); !(_step2 = _iterator2.n()).done;) {
+            var row = _step2.value;
+            var cells = filterByTypes(row.children, ["tableData", "tableDelimiter", "tableHeader"]);
+            var actualCount = cells.length;
+            expectedCount || (expectedCount = actualCount);
+            var detail = null;
+            var range = null;
+            if (actualCount < expectedCount) {
+              detail = "Too few cells, row will be missing data";
+              range = [row.endColumn - 1, 1];
+            } else if (expectedCount < actualCount) {
+              detail = "Too many cells, extra data will be missing";
+              range = makeRange(cells[expectedCount].startColumn, row.endColumn - 1);
+            }
+            addErrorDetailIf(onError, row.endLine, expectedCount, actualCount, detail, null, range);
+          }
+        } catch (err) {
+          _iterator2.e(err);
+        } finally {
+          _iterator2.f();
+        }
+      }
+    } catch (err) {
+      _iterator.e(err);
+    } finally {
+      _iterator.f();
+    }
+  }
+};
+
+/***/ }),
+
 /***/ "../lib/rules.js":
 /*!***********************!*\
   !*** ../lib/rules.js ***!
@@ -6843,8 +6912,11 @@ function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len
 var _require = __webpack_require__(/*! ./constants */ "../lib/constants.js"),
   homepage = _require.homepage,
   version = _require.version;
-var rules = [__webpack_require__(/*! ./md001 */ "../lib/md001.js"), __webpack_require__(/*! ./md003 */ "../lib/md003.js"), __webpack_require__(/*! ./md004 */ "../lib/md004.js"), __webpack_require__(/*! ./md005 */ "../lib/md005.js"), __webpack_require__(/*! ./md007 */ "../lib/md007.js"), __webpack_require__(/*! ./md009 */ "../lib/md009.js"), __webpack_require__(/*! ./md010 */ "../lib/md010.js"), __webpack_require__(/*! ./md011 */ "../lib/md011.js"), __webpack_require__(/*! ./md012 */ "../lib/md012.js"), __webpack_require__(/*! ./md013 */ "../lib/md013.js"), __webpack_require__(/*! ./md014 */ "../lib/md014.js"), __webpack_require__(/*! ./md018 */ "../lib/md018.js"), __webpack_require__(/*! ./md019 */ "../lib/md019.js"), __webpack_require__(/*! ./md020 */ "../lib/md020.js"), __webpack_require__(/*! ./md021 */ "../lib/md021.js"), __webpack_require__(/*! ./md022 */ "../lib/md022.js"), __webpack_require__(/*! ./md023 */ "../lib/md023.js"), __webpack_require__(/*! ./md024 */ "../lib/md024.js"), __webpack_require__(/*! ./md025 */ "../lib/md025.js"), __webpack_require__(/*! ./md026 */ "../lib/md026.js"), __webpack_require__(/*! ./md027 */ "../lib/md027.js"), __webpack_require__(/*! ./md028 */ "../lib/md028.js"), __webpack_require__(/*! ./md029 */ "../lib/md029.js"), __webpack_require__(/*! ./md030 */ "../lib/md030.js"), __webpack_require__(/*! ./md031 */ "../lib/md031.js"), __webpack_require__(/*! ./md032 */ "../lib/md032.js"), __webpack_require__(/*! ./md033 */ "../lib/md033.js"), __webpack_require__(/*! ./md034 */ "../lib/md034.js"), __webpack_require__(/*! ./md035 */ "../lib/md035.js"), __webpack_require__(/*! ./md036 */ "../lib/md036.js"), __webpack_require__(/*! ./md037 */ "../lib/md037.js"), __webpack_require__(/*! ./md038 */ "../lib/md038.js"), __webpack_require__(/*! ./md039 */ "../lib/md039.js"), __webpack_require__(/*! ./md040 */ "../lib/md040.js"), __webpack_require__(/*! ./md041 */ "../lib/md041.js"), __webpack_require__(/*! ./md042 */ "../lib/md042.js"), __webpack_require__(/*! ./md043 */ "../lib/md043.js"), __webpack_require__(/*! ./md044 */ "../lib/md044.js"), __webpack_require__(/*! ./md045 */ "../lib/md045.js"), __webpack_require__(/*! ./md046 */ "../lib/md046.js"), __webpack_require__(/*! ./md047 */ "../lib/md047.js"), __webpack_require__(/*! ./md048 */ "../lib/md048.js")].concat(_toConsumableArray(__webpack_require__(/*! ./md049-md050 */ "../lib/md049-md050.js")), [__webpack_require__(/*! ./md051 */ "../lib/md051.js"), __webpack_require__(/*! ./md052 */ "../lib/md052.js"), __webpack_require__(/*! ./md053 */ "../lib/md053.js"), __webpack_require__(/*! ./md054 */ "../lib/md054.js"), __webpack_require__(/*! ./md055 */ "../lib/md055.js")
-// md056: See https://github.com/markdownlint/markdownlint
+var rules = [__webpack_require__(/*! ./md001 */ "../lib/md001.js"),
+// md002: Deprecated and removed
+__webpack_require__(/*! ./md003 */ "../lib/md003.js"), __webpack_require__(/*! ./md004 */ "../lib/md004.js"), __webpack_require__(/*! ./md005 */ "../lib/md005.js"),
+// md006: Deprecated and removed
+__webpack_require__(/*! ./md007 */ "../lib/md007.js"), __webpack_require__(/*! ./md009 */ "../lib/md009.js"), __webpack_require__(/*! ./md010 */ "../lib/md010.js"), __webpack_require__(/*! ./md011 */ "../lib/md011.js"), __webpack_require__(/*! ./md012 */ "../lib/md012.js"), __webpack_require__(/*! ./md013 */ "../lib/md013.js"), __webpack_require__(/*! ./md014 */ "../lib/md014.js"), __webpack_require__(/*! ./md018 */ "../lib/md018.js"), __webpack_require__(/*! ./md019 */ "../lib/md019.js"), __webpack_require__(/*! ./md020 */ "../lib/md020.js"), __webpack_require__(/*! ./md021 */ "../lib/md021.js"), __webpack_require__(/*! ./md022 */ "../lib/md022.js"), __webpack_require__(/*! ./md023 */ "../lib/md023.js"), __webpack_require__(/*! ./md024 */ "../lib/md024.js"), __webpack_require__(/*! ./md025 */ "../lib/md025.js"), __webpack_require__(/*! ./md026 */ "../lib/md026.js"), __webpack_require__(/*! ./md027 */ "../lib/md027.js"), __webpack_require__(/*! ./md028 */ "../lib/md028.js"), __webpack_require__(/*! ./md029 */ "../lib/md029.js"), __webpack_require__(/*! ./md030 */ "../lib/md030.js"), __webpack_require__(/*! ./md031 */ "../lib/md031.js"), __webpack_require__(/*! ./md032 */ "../lib/md032.js"), __webpack_require__(/*! ./md033 */ "../lib/md033.js"), __webpack_require__(/*! ./md034 */ "../lib/md034.js"), __webpack_require__(/*! ./md035 */ "../lib/md035.js"), __webpack_require__(/*! ./md036 */ "../lib/md036.js"), __webpack_require__(/*! ./md037 */ "../lib/md037.js"), __webpack_require__(/*! ./md038 */ "../lib/md038.js"), __webpack_require__(/*! ./md039 */ "../lib/md039.js"), __webpack_require__(/*! ./md040 */ "../lib/md040.js"), __webpack_require__(/*! ./md041 */ "../lib/md041.js"), __webpack_require__(/*! ./md042 */ "../lib/md042.js"), __webpack_require__(/*! ./md043 */ "../lib/md043.js"), __webpack_require__(/*! ./md044 */ "../lib/md044.js"), __webpack_require__(/*! ./md045 */ "../lib/md045.js"), __webpack_require__(/*! ./md046 */ "../lib/md046.js"), __webpack_require__(/*! ./md047 */ "../lib/md047.js"), __webpack_require__(/*! ./md048 */ "../lib/md048.js")].concat(_toConsumableArray(__webpack_require__(/*! ./md049-md050 */ "../lib/md049-md050.js")), [__webpack_require__(/*! ./md051 */ "../lib/md051.js"), __webpack_require__(/*! ./md052 */ "../lib/md052.js"), __webpack_require__(/*! ./md053 */ "../lib/md053.js"), __webpack_require__(/*! ./md054 */ "../lib/md054.js"), __webpack_require__(/*! ./md055 */ "../lib/md055.js"), __webpack_require__(/*! ./md056 */ "../lib/md056.js")
 // md057: See https://github.com/markdownlint/markdownlint
 ]);
 var _iterator = _createForOfIteratorHelper(rules),
diff --git a/doc-build/md055.md b/doc-build/md055.md
index c4331707..9b4487a2 100644
--- a/doc-build/md055.md
+++ b/doc-build/md055.md
@@ -1,5 +1,5 @@
-This rule is triggered when a [GitHub Flavored Markdown table][gfm-table] is
-inconsistent about its use of leading and trailing pipe characters (`|`).
+This rule is triggered when a [GitHub Flavored Markdown table][gfm-table-055]
+is inconsistent about its use of leading and trailing pipe characters (`|`).
 
 By default (`consistent` style), the header row of the first table in a document
 is used to determine the style that is enforced for all tables in that document.
@@ -10,18 +10,18 @@ missing the trailing pipe and its first row of cells is missing the leading
 pipe:
 
 ```markdown
-| Heading | Heading |
-| ------- | -------
-  Cell    | Cell    |
+| Header | Header |
+| ------ | ------
+  Cell   | Cell   |
 ```
 
 To fix these issues, make sure there is a pipe character at the beginning and
 end of every row:
 
 ```markdown
-| Heading | Heading |
-| ------- | ------- |
-| Cell    | Cell    |
+| Header | Header |
+| ------ | ------ |
+| Cell   | Cell   |
 ```
 
 Note that text immediately following a table (i.e., not separated by an empty
@@ -29,9 +29,9 @@ line) is treated as part of the table (per the specification) and may also
 trigger this rule:
 
 ```markdown
-| Heading | Heading |
-| ------- | ------- |
-| Cell    | Cell    |
+| Header | Header |
+| ------ | ------ |
+| Cell   | Cell   |
 This text is part of the table
 ```
 
@@ -39,4 +39,4 @@ Rationale: Some parsers have difficulty with tables that are missing their
 leading or trailing pipe characters. The use of leading/trailing pipes can also
 help provide visual clarity.
 
-[gfm-table]: https://github.github.com/gfm/#tables-extension-
+[gfm-table-055]: https://github.github.com/gfm/#tables-extension-
diff --git a/doc-build/md056.md b/doc-build/md056.md
new file mode 100644
index 00000000..b885d59f
--- /dev/null
+++ b/doc-build/md056.md
@@ -0,0 +1,31 @@
+This rule is triggered when a [GitHub Flavored Markdown table][gfm-table-056]
+does not have the same number of cells in every row.
+
+This table's second data row has too few cells and its third data row has too
+many cells:
+
+```markdown
+| Header | Header |
+| ------ | ------ |
+| Cell   | Cell   |
+| Cell   |
+| Cell   | Cell   | Cell   |
+```
+
+To fix these issues, ensure every row has the same number of cells:
+
+```markdown
+| Header | Header |
+| ------ | ------ |
+| Cell   | Cell   |
+| Cell   | Cell   |
+| Cell   | Cell   |
+```
+
+Note that a table's header row and its delimiter row must have the same number
+of cells or it will not be recognized as a table (per specification).
+
+Rationale: Extra cells in a row are usually not shown, so their data is lost.
+Missing cells in a row create holes in the table and suggest an omission.
+
+[gfm-table-056]: https://github.github.com/gfm/#tables-extension-
diff --git a/doc/Rules.md b/doc/Rules.md
index 32c86291..ddeeebd1 100644
--- a/doc/Rules.md
+++ b/doc/Rules.md
@@ -2337,8 +2337,8 @@ Parameters:
   `consistent` / `leading_and_trailing` / `leading_only` /
   `no_leading_or_trailing` / `trailing_only`)
 
-This rule is triggered when a [GitHub Flavored Markdown table][gfm-table] is
-inconsistent about its use of leading and trailing pipe characters (`|`).
+This rule is triggered when a [GitHub Flavored Markdown table][gfm-table-055]
+is inconsistent about its use of leading and trailing pipe characters (`|`).
 
 By default (`consistent` style), the header row of the first table in a document
 is used to determine the style that is enforced for all tables in that document.
@@ -2349,18 +2349,18 @@ missing the trailing pipe and its first row of cells is missing the leading
 pipe:
 
 ```markdown
-| Heading | Heading |
-| ------- | -------
-  Cell    | Cell    |
+| Header | Header |
+| ------ | ------
+  Cell   | Cell   |
 ```
 
 To fix these issues, make sure there is a pipe character at the beginning and
 end of every row:
 
 ```markdown
-| Heading | Heading |
-| ------- | ------- |
-| Cell    | Cell    |
+| Header | Header |
+| ------ | ------ |
+| Cell   | Cell   |
 ```
 
 Note that text immediately following a table (i.e., not separated by an empty
@@ -2368,9 +2368,9 @@ line) is treated as part of the table (per the specification) and may also
 trigger this rule:
 
 ```markdown
-| Heading | Heading |
-| ------- | ------- |
-| Cell    | Cell    |
+| Header | Header |
+| ------ | ------ |
+| Cell   | Cell   |
 This text is part of the table
 ```
 
@@ -2378,7 +2378,47 @@ Rationale: Some parsers have difficulty with tables that are missing their
 leading or trailing pipe characters. The use of leading/trailing pipes can also
 help provide visual clarity.
 
-[gfm-table]: https://github.github.com/gfm/#tables-extension-
+[gfm-table-055]: https://github.github.com/gfm/#tables-extension-
+
+<a name="md056"></a>
+
+## `MD056` - Table column count
+
+Tags: `table`
+
+Aliases: `table-column-count`
+
+This rule is triggered when a [GitHub Flavored Markdown table][gfm-table-056]
+does not have the same number of cells in every row.
+
+This table's second data row has too few cells and its third data row has too
+many cells:
+
+```markdown
+| Header | Header |
+| ------ | ------ |
+| Cell   | Cell   |
+| Cell   |
+| Cell   | Cell   | Cell   |
+```
+
+To fix these issues, ensure every row has the same number of cells:
+
+```markdown
+| Header | Header |
+| ------ | ------ |
+| Cell   | Cell   |
+| Cell   | Cell   |
+| Cell   | Cell   |
+```
+
+Note that a table's header row and its delimiter row must have the same number
+of cells or it will not be recognized as a table (per specification).
+
+Rationale: Extra cells in a row are usually not shown, so their data is lost.
+Missing cells in a row create holes in the table and suggest an omission.
+
+[gfm-table-056]: https://github.github.com/gfm/#tables-extension-
 
 <!-- markdownlint-configure-file {
   "no-inline-html": {
diff --git a/doc/md055.md b/doc/md055.md
index be16a377..f577b236 100644
--- a/doc/md055.md
+++ b/doc/md055.md
@@ -10,8 +10,8 @@ Parameters:
   `consistent` / `leading_and_trailing` / `leading_only` /
   `no_leading_or_trailing` / `trailing_only`)
 
-This rule is triggered when a [GitHub Flavored Markdown table][gfm-table] is
-inconsistent about its use of leading and trailing pipe characters (`|`).
+This rule is triggered when a [GitHub Flavored Markdown table][gfm-table-055]
+is inconsistent about its use of leading and trailing pipe characters (`|`).
 
 By default (`consistent` style), the header row of the first table in a document
 is used to determine the style that is enforced for all tables in that document.
@@ -22,18 +22,18 @@ missing the trailing pipe and its first row of cells is missing the leading
 pipe:
 
 ```markdown
-| Heading | Heading |
-| ------- | -------
-  Cell    | Cell    |
+| Header | Header |
+| ------ | ------
+  Cell   | Cell   |
 ```
 
 To fix these issues, make sure there is a pipe character at the beginning and
 end of every row:
 
 ```markdown
-| Heading | Heading |
-| ------- | ------- |
-| Cell    | Cell    |
+| Header | Header |
+| ------ | ------ |
+| Cell   | Cell   |
 ```
 
 Note that text immediately following a table (i.e., not separated by an empty
@@ -41,9 +41,9 @@ line) is treated as part of the table (per the specification) and may also
 trigger this rule:
 
 ```markdown
-| Heading | Heading |
-| ------- | ------- |
-| Cell    | Cell    |
+| Header | Header |
+| ------ | ------ |
+| Cell   | Cell   |
 This text is part of the table
 ```
 
@@ -51,4 +51,4 @@ Rationale: Some parsers have difficulty with tables that are missing their
 leading or trailing pipe characters. The use of leading/trailing pipes can also
 help provide visual clarity.
 
-[gfm-table]: https://github.github.com/gfm/#tables-extension-
+[gfm-table-055]: https://github.github.com/gfm/#tables-extension-
diff --git a/doc/md056.md b/doc/md056.md
new file mode 100644
index 00000000..0fe87b52
--- /dev/null
+++ b/doc/md056.md
@@ -0,0 +1,37 @@
+# `MD056` - Table column count
+
+Tags: `table`
+
+Aliases: `table-column-count`
+
+This rule is triggered when a [GitHub Flavored Markdown table][gfm-table-056]
+does not have the same number of cells in every row.
+
+This table's second data row has too few cells and its third data row has too
+many cells:
+
+```markdown
+| Header | Header |
+| ------ | ------ |
+| Cell   | Cell   |
+| Cell   |
+| Cell   | Cell   | Cell   |
+```
+
+To fix these issues, ensure every row has the same number of cells:
+
+```markdown
+| Header | Header |
+| ------ | ------ |
+| Cell   | Cell   |
+| Cell   | Cell   |
+| Cell   | Cell   |
+```
+
+Note that a table's header row and its delimiter row must have the same number
+of cells or it will not be recognized as a table (per specification).
+
+Rationale: Extra cells in a row are usually not shown, so their data is lost.
+Missing cells in a row create holes in the table and suggest an omission.
+
+[gfm-table-056]: https://github.github.com/gfm/#tables-extension-
diff --git a/lib/configuration.d.ts b/lib/configuration.d.ts
index 7132ed75..4cc36777 100644
--- a/lib/configuration.d.ts
+++ b/lib/configuration.d.ts
@@ -1070,6 +1070,14 @@ export interface Configuration {
          */
         style?: "consistent" | "leading_only" | "trailing_only" | "leading_and_trailing" | "no_leading_or_trailing";
       };
+  /**
+   * MD056/table-column-count : Table column count : https://github.com/DavidAnson/markdownlint/blob/v0.32.1/doc/md056.md
+   */
+  MD056?: boolean;
+  /**
+   * MD056/table-column-count : Table column count : https://github.com/DavidAnson/markdownlint/blob/v0.32.1/doc/md056.md
+   */
+  "table-column-count"?: boolean;
   /**
    * headings : MD001, MD003, MD018, MD019, MD020, MD021, MD022, MD023, MD024, MD025, MD026, MD036, MD041, MD043
    */
@@ -1163,7 +1171,7 @@ export interface Configuration {
    */
   images?: boolean;
   /**
-   * table : MD055
+   * table : MD055, MD056
    */
   table?: boolean;
   [k: string]: unknown;
diff --git a/lib/md056.js b/lib/md056.js
new file mode 100644
index 00000000..2407ddd9
--- /dev/null
+++ b/lib/md056.js
@@ -0,0 +1,44 @@
+// @ts-check
+
+"use strict";
+
+const { addErrorDetailIf } = require("../helpers");
+const { filterByTypes } = require("../helpers/micromark.cjs");
+
+const makeRange = (start, end) => [ start, end - start + 1 ];
+
+module.exports = {
+  "names": [ "MD056", "table-column-count" ],
+  "description": "Table column count",
+  "tags": [ "table" ],
+  "function": function MD056(params, onError) {
+    const tables = filterByTypes(params.parsers.micromark.tokens, [ "table" ]);
+    for (const table of tables) {
+      const rows = filterByTypes(table.children, [ "tableDelimiterRow", "tableRow" ]);
+      let expectedCount = 0;
+      for (const row of rows) {
+        const cells = filterByTypes(row.children, [ "tableData", "tableDelimiter", "tableHeader" ]);
+        const actualCount = cells.length;
+        expectedCount ||= actualCount;
+        let detail = null;
+        let range = null;
+        if (actualCount < expectedCount) {
+          detail = "Too few cells, row will be missing data";
+          range = [ row.endColumn - 1, 1 ];
+        } else if (expectedCount < actualCount) {
+          detail = "Too many cells, extra data will be missing";
+          range = makeRange(cells[expectedCount].startColumn, row.endColumn - 1);
+        }
+        addErrorDetailIf(
+          onError,
+          row.endLine,
+          expectedCount,
+          actualCount,
+          detail,
+          null,
+          range
+        );
+      }
+    }
+  }
+}
diff --git a/lib/rules.js b/lib/rules.js
index f6a7564b..4ba91f77 100644
--- a/lib/rules.js
+++ b/lib/rules.js
@@ -6,9 +6,11 @@ const { homepage, version } = require("./constants");
 
 const rules = [
   require("./md001"),
+  // md002: Deprecated and removed
   require("./md003"),
   require("./md004"),
   require("./md005"),
+  // md006: Deprecated and removed
   require("./md007"),
   require("./md009"),
   require("./md010"),
@@ -52,8 +54,8 @@ const rules = [
   require("./md052"),
   require("./md053"),
   require("./md054"),
-  require("./md055")
-  // md056: See https://github.com/markdownlint/markdownlint
+  require("./md055"),
+  require("./md056")
   // md057: See https://github.com/markdownlint/markdownlint
 ];
 for (const rule of rules) {
diff --git a/schema/.markdownlint.jsonc b/schema/.markdownlint.jsonc
index 9a7e81e7..991c3874 100644
--- a/schema/.markdownlint.jsonc
+++ b/schema/.markdownlint.jsonc
@@ -297,5 +297,8 @@
   "MD055": {
     // Table pipe style
     "style": "consistent"
-  }
+  },
+
+  // MD056/table-column-count : Table column count : https://github.com/DavidAnson/markdownlint/blob/v0.32.1/doc/md056.md
+  "MD056": true
 }
\ No newline at end of file
diff --git a/schema/.markdownlint.yaml b/schema/.markdownlint.yaml
index bda654ab..b6d950f9 100644
--- a/schema/.markdownlint.yaml
+++ b/schema/.markdownlint.yaml
@@ -267,3 +267,6 @@ MD054:
 MD055:
   # Table pipe style
   style: "consistent"
+
+# MD056/table-column-count : Table column count : https://github.com/DavidAnson/markdownlint/blob/v0.32.1/doc/md056.md
+MD056: true
diff --git a/schema/markdownlint-config-schema.json b/schema/markdownlint-config-schema.json
index 00a4ae70..c3a2dfed 100644
--- a/schema/markdownlint-config-schema.json
+++ b/schema/markdownlint-config-schema.json
@@ -1674,6 +1674,16 @@
       },
       "additionalProperties": false
     },
+    "MD056": {
+      "description": "MD056/table-column-count : Table column count : https://github.com/DavidAnson/markdownlint/blob/v0.32.1/doc/md056.md",
+      "type": "boolean",
+      "default": true
+    },
+    "table-column-count": {
+      "description": "MD056/table-column-count : Table column count : https://github.com/DavidAnson/markdownlint/blob/v0.32.1/doc/md056.md",
+      "type": "boolean",
+      "default": true
+    },
     "headings": {
       "description": "headings : MD001, MD003, MD018, MD019, MD020, MD021, MD022, MD023, MD024, MD025, MD026, MD036, MD041, MD043",
       "type": "boolean",
@@ -1790,7 +1800,7 @@
       "default": true
     },
     "table": {
-      "description": "table : MD055",
+      "description": "table : MD055, MD056",
       "type": "boolean",
       "default": true
     }
diff --git a/test/break-all-the-rules.md b/test/break-all-the-rules.md
index 3269fff0..e25a914d 100644
--- a/test/break-all-the-rules.md
+++ b/test/break-all-the-rules.md
@@ -109,6 +109,10 @@ Strong **with** different style {MD050}
 |--------|--------|
  {MD055} | cell   |
 
+| table   | header |
+|---------|--------|
+| {MD056} |
+
 <!-- markdownlint-configure-file {
   "required-headings": {
     "headings": [
diff --git a/test/markdownlint-test.js b/test/markdownlint-test.js
index f9f46e31..09df3508 100644
--- a/test/markdownlint-test.js
+++ b/test/markdownlint-test.js
@@ -83,7 +83,7 @@ test("projectFiles", (t) => {
       "schema/*.md"
     ]))
     .then((files) => {
-      t.is(files.length, 59);
+      t.is(files.length, 60);
       const options = {
         files,
         "config": require("../.markdownlint.json")
@@ -427,120 +427,114 @@ test("styleFiles", async(t) => {
   }
 });
 
-test("styleAll", (t) => new Promise((resolve) => {
-  t.plan(2);
+test("styleAll", async(t) => {
+  t.plan(1);
   const options = {
     "files": [ "./test/break-all-the-rules.md" ],
     "config": require("../style/all.json"),
     "noInlineConfig": true,
     "resultVersion": 0
   };
-  markdownlint(options, function callback(err, actualResult) {
-    t.falsy(err);
-    const expectedResult = {
-      "./test/break-all-the-rules.md": {
-        "MD001": [ 3 ],
-        "MD003": [ 5, 31 ],
-        "MD004": [ 8 ],
-        "MD005": [ 12 ],
-        "MD007": [ 8, 11 ],
-        "MD009": [ 14 ],
-        "MD010": [ 14 ],
-        "MD011": [ 16 ],
-        "MD012": [ 18 ],
-        "MD013": [ 21 ],
-        "MD014": [ 23 ],
-        "MD018": [ 25 ],
-        "MD019": [ 27 ],
-        "MD020": [ 29 ],
-        "MD021": [ 31 ],
-        "MD022": [ 86 ],
-        "MD023": [ 40 ],
-        "MD024": [ 35 ],
-        "MD026": [ 40 ],
-        "MD027": [ 42 ],
-        "MD028": [ 43 ],
-        "MD029": [ 47 ],
-        "MD030": [ 8 ],
-        "MD031": [ 50 ],
-        "MD032": [ 7, 8, 51 ],
-        "MD033": [ 55 ],
-        "MD034": [ 57 ],
-        "MD035": [ 61 ],
-        "MD036": [ 65 ],
-        "MD037": [ 67 ],
-        "MD038": [ 69 ],
-        "MD039": [ 71 ],
-        "MD040": [ 73 ],
-        "MD041": [ 1 ],
-        "MD042": [ 81 ],
-        "MD045": [ 85 ],
-        "MD046": [ 49, 73, 77 ],
-        "MD047": [ 130 ],
-        "MD048": [ 77 ],
-        "MD049": [ 90 ],
-        "MD050": [ 94 ],
-        "MD051": [ 96 ],
-        "MD052": [ 98 ],
-        "MD053": [ 100 ],
-        "MD055": [ 110 ]
-      }
-    };
-    // @ts-ignore
-    t.deepEqual(actualResult, expectedResult, "Undetected issues.");
-    resolve();
-  });
-}));
+  const actualResult = await markdownlint.promises.markdownlint(options);
+  const expectedResult = {
+    "./test/break-all-the-rules.md": {
+      "MD001": [ 3 ],
+      "MD003": [ 5, 31 ],
+      "MD004": [ 8 ],
+      "MD005": [ 12 ],
+      "MD007": [ 8, 11 ],
+      "MD009": [ 14 ],
+      "MD010": [ 14 ],
+      "MD011": [ 16 ],
+      "MD012": [ 18 ],
+      "MD013": [ 21 ],
+      "MD014": [ 23 ],
+      "MD018": [ 25 ],
+      "MD019": [ 27 ],
+      "MD020": [ 29 ],
+      "MD021": [ 31 ],
+      "MD022": [ 86 ],
+      "MD023": [ 40 ],
+      "MD024": [ 35 ],
+      "MD026": [ 40 ],
+      "MD027": [ 42 ],
+      "MD028": [ 43 ],
+      "MD029": [ 47 ],
+      "MD030": [ 8 ],
+      "MD031": [ 50 ],
+      "MD032": [ 7, 8, 51 ],
+      "MD033": [ 55 ],
+      "MD034": [ 57 ],
+      "MD035": [ 61 ],
+      "MD036": [ 65 ],
+      "MD037": [ 67 ],
+      "MD038": [ 69 ],
+      "MD039": [ 71 ],
+      "MD040": [ 73 ],
+      "MD041": [ 1 ],
+      "MD042": [ 81 ],
+      "MD045": [ 85 ],
+      "MD046": [ 49, 73, 77 ],
+      "MD047": [ 134 ],
+      "MD048": [ 77 ],
+      "MD049": [ 90 ],
+      "MD050": [ 94 ],
+      "MD051": [ 96 ],
+      "MD052": [ 98 ],
+      "MD053": [ 100 ],
+      "MD055": [ 110 ],
+      "MD056": [ 114 ]
+    }
+  };
+  t.deepEqual(actualResult, expectedResult, "Undetected issues.");
+});
 
-test("styleRelaxed", (t) => new Promise((resolve) => {
-  t.plan(2);
+test("styleRelaxed", async(t) => {
+  t.plan(1);
   const options = {
     "files": [ "./test/break-all-the-rules.md" ],
     "config": require("../style/relaxed.json"),
     "noInlineConfig": true,
     "resultVersion": 0
   };
-  markdownlint(options, function callback(err, actualResult) {
-    t.falsy(err);
-    const expectedResult = {
-      "./test/break-all-the-rules.md": {
-        "MD001": [ 3 ],
-        "MD003": [ 5, 31 ],
-        "MD004": [ 8 ],
-        "MD005": [ 12 ],
-        "MD011": [ 16 ],
-        "MD014": [ 23 ],
-        "MD018": [ 25 ],
-        "MD019": [ 27 ],
-        "MD020": [ 29 ],
-        "MD021": [ 31 ],
-        "MD022": [ 86 ],
-        "MD023": [ 40 ],
-        "MD024": [ 35 ],
-        "MD026": [ 40 ],
-        "MD029": [ 47 ],
-        "MD031": [ 50 ],
-        "MD032": [ 7, 8, 51 ],
-        "MD035": [ 61 ],
-        "MD036": [ 65 ],
-        "MD042": [ 81 ],
-        "MD045": [ 85 ],
-        "MD046": [ 49, 73, 77 ],
-        "MD047": [ 130 ],
-        "MD048": [ 77 ],
-        "MD049": [ 90 ],
-        "MD050": [ 94 ],
-        "MD051": [ 96 ],
-        "MD052": [ 98 ],
-        "MD053": [ 100 ],
-        "MD055": [ 110 ]
-      }
-    };
-    // @ts-ignore
-    t.deepEqual(actualResult, expectedResult, "Undetected issues.");
-    resolve();
-  });
-}));
+  const actualResult = await markdownlint.promises.markdownlint(options);
+  const expectedResult = {
+    "./test/break-all-the-rules.md": {
+      "MD001": [ 3 ],
+      "MD003": [ 5, 31 ],
+      "MD004": [ 8 ],
+      "MD005": [ 12 ],
+      "MD011": [ 16 ],
+      "MD014": [ 23 ],
+      "MD018": [ 25 ],
+      "MD019": [ 27 ],
+      "MD020": [ 29 ],
+      "MD021": [ 31 ],
+      "MD022": [ 86 ],
+      "MD023": [ 40 ],
+      "MD024": [ 35 ],
+      "MD026": [ 40 ],
+      "MD029": [ 47 ],
+      "MD031": [ 50 ],
+      "MD032": [ 7, 8, 51 ],
+      "MD035": [ 61 ],
+      "MD036": [ 65 ],
+      "MD042": [ 81 ],
+      "MD045": [ 85 ],
+      "MD046": [ 49, 73, 77 ],
+      "MD047": [ 134 ],
+      "MD048": [ 77 ],
+      "MD049": [ 90 ],
+      "MD050": [ 94 ],
+      "MD051": [ 96 ],
+      "MD052": [ 98 ],
+      "MD053": [ 100 ],
+      "MD055": [ 110 ],
+      "MD056": [ 114 ]
+    }
+  };
+  t.deepEqual(actualResult, expectedResult, "Undetected issues.");
+});
 
 test("nullFrontMatter", (t) => new Promise((resolve) => {
   t.plan(2);
@@ -843,7 +837,7 @@ test("customFileSystemAsync", (t) => new Promise((resolve) => {
 }));
 
 test("readme", async(t) => {
-  t.plan(124);
+  t.plan(126);
   const tagToRules = {};
   for (const rule of rules) {
     for (const tag of rule.tags) {
@@ -1038,7 +1032,7 @@ test("validateConfigExampleJson", async(t) => {
 });
 
 test("allBuiltInRulesHaveValidUrl", (t) => {
-  t.plan(147);
+  t.plan(150);
   for (const rule of rules) {
     // @ts-ignore
     t.truthy(rule.information);
diff --git a/test/reversed-link-issue-with-markdownlint-12.md b/test/reversed-link-issue-with-markdownlint-12.md
index be398a2b..19a93cc4 100644
--- a/test/reversed-link-issue-with-markdownlint-12.md
+++ b/test/reversed-link-issue-with-markdownlint-12.md
@@ -2,7 +2,7 @@
 
 |Pattern|Description|
 |-------------|-----------------|
-|`(?:\["'\](?<1>\[^"'\]*)["']|(?<1>\S+))`|{MD011}|
+|`(?:\["'\](?<1>\[^"'\]*)["']|(?<1>\S+))`|{MD011}{MD056}|
 
 |Pattern|Description|
 |-------------|-----------------|
diff --git a/test/snapshots/markdownlint-test-repos-dotnet-docs.js.md b/test/snapshots/markdownlint-test-repos-dotnet-docs.js.md
index d473e389..97bea316 100644
--- a/test/snapshots/markdownlint-test-repos-dotnet-docs.js.md
+++ b/test/snapshots/markdownlint-test-repos-dotnet-docs.js.md
@@ -10,6 +10,7 @@ Generated by [AVA](https://avajs.dev).
 
     `test-repos/dotnet-docs/docs/core/compatibility/6.0.md: 74: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: leading_only; Missing trailing pipe]␊
     test-repos/dotnet-docs/docs/core/compatibility/6.0.md: 77: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: leading_only; Missing trailing pipe]␊
+    test-repos/dotnet-docs/docs/core/compatibility/cryptography/5.0/instantiating-default-implementations-of-cryptographic-abstractions-not-supported.md: 88: MD056/table-column-count Table column count [Expected: 3; Actual: 2; Too few cells, row will be missing data]␊
     test-repos/dotnet-docs/docs/core/compatibility/globalization/5.0/listseparator-value-change.md: 19: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing leading pipe]␊
     test-repos/dotnet-docs/docs/core/compatibility/globalization/5.0/listseparator-value-change.md: 19: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing trailing pipe]␊
     test-repos/dotnet-docs/docs/core/dependency-loading/loading-managed.md: 23: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: trailing_only; Missing leading pipe]␊
@@ -18,6 +19,8 @@ Generated by [AVA](https://avajs.dev).
     test-repos/dotnet-docs/docs/core/dependency-loading/loading-managed.md: 29: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: trailing_only; Missing leading pipe]␊
     test-repos/dotnet-docs/docs/core/dependency-loading/loading-managed.md: 30: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: trailing_only; Missing leading pipe]␊
     test-repos/dotnet-docs/docs/core/diagnostics/collect-dumps-crash.md: 19: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: leading_only; Missing trailing pipe]␊
+    test-repos/dotnet-docs/docs/core/diagnostics/collect-dumps-crash.md: 19: MD056/table-column-count Table column count [Expected: 3; Actual: 2; Too few cells, row will be missing data]␊
+    test-repos/dotnet-docs/docs/core/diagnostics/collect-dumps-crash.md: 21: MD056/table-column-count Table column count [Expected: 3; Actual: 2; Too few cells, row will be missing data]␊
     test-repos/dotnet-docs/docs/core/diagnostics/dotnet-dump.md: 151: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: leading_only; Missing trailing pipe]␊
     test-repos/dotnet-docs/docs/core/diagnostics/dotnet-dump.md: 152: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: leading_only; Missing trailing pipe]␊
     test-repos/dotnet-docs/docs/core/diagnostics/dotnet-dump.md: 153: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: leading_only; Missing trailing pipe]␊
@@ -210,6 +213,10 @@ Generated by [AVA](https://avajs.dev).
     test-repos/dotnet-docs/docs/core/diagnostics/sos-debugging-extension.md: 231: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: leading_only; Missing trailing pipe]␊
     test-repos/dotnet-docs/docs/core/diagnostics/sos-debugging-extension.md: 232: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: leading_only; Missing trailing pipe]␊
     test-repos/dotnet-docs/docs/core/diagnostics/sos-debugging-extension.md: 233: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: leading_only; Missing trailing pipe]␊
+    test-repos/dotnet-docs/docs/core/extensions/globalization.md: 106: MD056/table-column-count Table column count [Expected: 3; Actual: 2; Too few cells, row will be missing data]␊
+    test-repos/dotnet-docs/docs/core/project-sdk/overview.md: 21: MD056/table-column-count Table column count [Expected: 3; Actual: 2; Too few cells, row will be missing data]␊
+    test-repos/dotnet-docs/docs/core/project-sdk/overview.md: 22: MD056/table-column-count Table column count [Expected: 3; Actual: 2; Too few cells, row will be missing data]␊
+    test-repos/dotnet-docs/docs/core/project-sdk/overview.md: 23: MD056/table-column-count Table column count [Expected: 3; Actual: 2; Too few cells, row will be missing data]␊
     test-repos/dotnet-docs/docs/core/runtime-config/wpf.md: 18: MD055/table-pipe-style Table pipe style [Expected: leading_only; Actual: leading_and_trailing; Unexpected trailing pipe]␊
     test-repos/dotnet-docs/docs/core/runtime-config/wpf.md: 19: MD055/table-pipe-style Table pipe style [Expected: leading_only; Actual: leading_and_trailing; Unexpected trailing pipe]␊
     test-repos/dotnet-docs/docs/core/runtime-config/wpf.md: 20: MD055/table-pipe-style Table pipe style [Expected: leading_only; Actual: leading_and_trailing; Unexpected trailing pipe]␊
@@ -217,6 +224,8 @@ Generated by [AVA](https://avajs.dev).
     test-repos/dotnet-docs/docs/core/runtime-discovery/troubleshoot-app-launch.md: 144: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing trailing pipe]␊
     test-repos/dotnet-docs/docs/core/runtime-discovery/troubleshoot-app-launch.md: 151: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing leading pipe]␊
     test-repos/dotnet-docs/docs/core/runtime-discovery/troubleshoot-app-launch.md: 151: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing trailing pipe]␊
+    test-repos/dotnet-docs/docs/core/runtime-discovery/troubleshoot-app-launch.md: 144: MD056/table-column-count Table column count [Expected: 2; Actual: 1; Too few cells, row will be missing data]␊
+    test-repos/dotnet-docs/docs/core/runtime-discovery/troubleshoot-app-launch.md: 151: MD056/table-column-count Table column count [Expected: 2; Actual: 1; Too few cells, row will be missing data]␊
     test-repos/dotnet-docs/docs/core/tools/dotnet.md: 183: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing leading pipe]␊
     test-repos/dotnet-docs/docs/core/tools/dotnet.md: 183: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing trailing pipe]␊
     test-repos/dotnet-docs/docs/core/tools/dotnet.md: 184: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing leading pipe]␊
@@ -290,6 +299,7 @@ Generated by [AVA](https://avajs.dev).
     test-repos/dotnet-docs/docs/csharp/linq/query-a-collection-of-objects.md: 85: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: trailing_only; Missing leading pipe]␊
     test-repos/dotnet-docs/docs/csharp/linq/query-a-collection-of-objects.md: 107: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: trailing_only; Missing leading pipe]␊
     test-repos/dotnet-docs/docs/csharp/programming-guide/concepts/index.md: 14: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: trailing_only; Missing leading pipe]␊
+    test-repos/dotnet-docs/docs/csharp/programming-guide/concepts/index.md: 14: MD056/table-column-count Table column count [Expected: 2; Actual: 1; Too few cells, row will be missing data]␊
     test-repos/dotnet-docs/docs/csharp/programming-guide/strings/index.md: 82: MD055/table-pipe-style Table pipe style [Expected: trailing_only; Actual: leading_and_trailing; Unexpected leading pipe]␊
     test-repos/dotnet-docs/docs/csharp/programming-guide/strings/index.md: 83: MD055/table-pipe-style Table pipe style [Expected: trailing_only; Actual: leading_and_trailing; Unexpected leading pipe]␊
     test-repos/dotnet-docs/docs/csharp/programming-guide/strings/index.md: 84: MD055/table-pipe-style Table pipe style [Expected: trailing_only; Actual: leading_and_trailing; Unexpected leading pipe]␊
@@ -315,11 +325,46 @@ Generated by [AVA](https://avajs.dev).
     test-repos/dotnet-docs/docs/framework/additional-apis/pos-for-net/poscommon-class.md: 59: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: trailing_only; Missing leading pipe]␊
     test-repos/dotnet-docs/docs/framework/additional-apis/pos-for-net/poscommon-class.md: 64: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: leading_only; Missing trailing pipe]␊
     test-repos/dotnet-docs/docs/framework/additional-apis/pos-for-net/poscommon-class.md: 65: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: trailing_only; Missing leading pipe]␊
+    test-repos/dotnet-docs/docs/framework/additional-apis/pos-for-net/poscommon-class.md: 46: MD056/table-column-count Table column count [Expected: 3; Actual: 1; Too few cells, row will be missing data]␊
+    test-repos/dotnet-docs/docs/framework/additional-apis/pos-for-net/poscommon-class.md: 50: MD056/table-column-count Table column count [Expected: 3; Actual: 1; Too few cells, row will be missing data]␊
+    test-repos/dotnet-docs/docs/framework/additional-apis/pos-for-net/poscommon-class.md: 54: MD056/table-column-count Table column count [Expected: 3; Actual: 1; Too few cells, row will be missing data]␊
+    test-repos/dotnet-docs/docs/framework/additional-apis/pos-for-net/poscommon-class.md: 59: MD056/table-column-count Table column count [Expected: 3; Actual: 1; Too few cells, row will be missing data]␊
+    test-repos/dotnet-docs/docs/framework/additional-apis/pos-for-net/poscommon-class.md: 65: MD056/table-column-count Table column count [Expected: 3; Actual: 1; Too few cells, row will be missing data]␊
+    test-repos/dotnet-docs/docs/framework/additional-apis/pos-for-net/supported-device-classes.md: 33: MD056/table-column-count Table column count [Expected: 4; Actual: 3; Too few cells, row will be missing data]␊
+    test-repos/dotnet-docs/docs/framework/additional-apis/pos-for-net/supported-device-classes.md: 34: MD056/table-column-count Table column count [Expected: 4; Actual: 3; Too few cells, row will be missing data]␊
+    test-repos/dotnet-docs/docs/framework/additional-apis/pos-for-net/supported-device-classes.md: 35: MD056/table-column-count Table column count [Expected: 4; Actual: 3; Too few cells, row will be missing data]␊
+    test-repos/dotnet-docs/docs/framework/additional-apis/pos-for-net/supported-device-classes.md: 36: MD056/table-column-count Table column count [Expected: 4; Actual: 3; Too few cells, row will be missing data]␊
+    test-repos/dotnet-docs/docs/framework/additional-apis/pos-for-net/supported-device-classes.md: 37: MD056/table-column-count Table column count [Expected: 4; Actual: 3; Too few cells, row will be missing data]␊
+    test-repos/dotnet-docs/docs/framework/additional-apis/pos-for-net/supported-device-classes.md: 38: MD056/table-column-count Table column count [Expected: 4; Actual: 3; Too few cells, row will be missing data]␊
+    test-repos/dotnet-docs/docs/framework/additional-apis/pos-for-net/supported-device-classes.md: 40: MD056/table-column-count Table column count [Expected: 4; Actual: 3; Too few cells, row will be missing data]␊
+    test-repos/dotnet-docs/docs/framework/additional-apis/pos-for-net/supported-device-classes.md: 42: MD056/table-column-count Table column count [Expected: 4; Actual: 3; Too few cells, row will be missing data]␊
+    test-repos/dotnet-docs/docs/framework/additional-apis/pos-for-net/supported-device-classes.md: 43: MD056/table-column-count Table column count [Expected: 4; Actual: 3; Too few cells, row will be missing data]␊
+    test-repos/dotnet-docs/docs/framework/additional-apis/pos-for-net/supported-device-classes.md: 44: MD056/table-column-count Table column count [Expected: 4; Actual: 3; Too few cells, row will be missing data]␊
+    test-repos/dotnet-docs/docs/framework/additional-apis/pos-for-net/supported-device-classes.md: 45: MD056/table-column-count Table column count [Expected: 4; Actual: 3; Too few cells, row will be missing data]␊
+    test-repos/dotnet-docs/docs/framework/additional-apis/pos-for-net/supported-device-classes.md: 46: MD056/table-column-count Table column count [Expected: 4; Actual: 3; Too few cells, row will be missing data]␊
+    test-repos/dotnet-docs/docs/framework/additional-apis/pos-for-net/supported-device-classes.md: 47: MD056/table-column-count Table column count [Expected: 4; Actual: 3; Too few cells, row will be missing data]␊
+    test-repos/dotnet-docs/docs/framework/additional-apis/pos-for-net/supported-device-classes.md: 48: MD056/table-column-count Table column count [Expected: 4; Actual: 3; Too few cells, row will be missing data]␊
+    test-repos/dotnet-docs/docs/framework/additional-apis/pos-for-net/supported-device-classes.md: 49: MD056/table-column-count Table column count [Expected: 4; Actual: 3; Too few cells, row will be missing data]␊
+    test-repos/dotnet-docs/docs/framework/additional-apis/pos-for-net/supported-device-classes.md: 50: MD056/table-column-count Table column count [Expected: 4; Actual: 3; Too few cells, row will be missing data]␊
+    test-repos/dotnet-docs/docs/framework/additional-apis/pos-for-net/supported-device-classes.md: 51: MD056/table-column-count Table column count [Expected: 4; Actual: 3; Too few cells, row will be missing data]␊
+    test-repos/dotnet-docs/docs/framework/additional-apis/pos-for-net/supported-device-classes.md: 52: MD056/table-column-count Table column count [Expected: 4; Actual: 3; Too few cells, row will be missing data]␊
+    test-repos/dotnet-docs/docs/framework/additional-apis/pos-for-net/supported-device-classes.md: 54: MD056/table-column-count Table column count [Expected: 4; Actual: 3; Too few cells, row will be missing data]␊
+    test-repos/dotnet-docs/docs/framework/additional-apis/pos-for-net/supported-device-classes.md: 55: MD056/table-column-count Table column count [Expected: 4; Actual: 3; Too few cells, row will be missing data]␊
+    test-repos/dotnet-docs/docs/framework/additional-apis/pos-for-net/supported-device-classes.md: 58: MD056/table-column-count Table column count [Expected: 4; Actual: 3; Too few cells, row will be missing data]␊
+    test-repos/dotnet-docs/docs/framework/additional-apis/pos-for-net/supported-device-classes.md: 60: MD056/table-column-count Table column count [Expected: 4; Actual: 3; Too few cells, row will be missing data]␊
+    test-repos/dotnet-docs/docs/framework/additional-apis/pos-for-net/supported-device-classes.md: 62: MD056/table-column-count Table column count [Expected: 4; Actual: 3; Too few cells, row will be missing data]␊
+    test-repos/dotnet-docs/docs/framework/additional-apis/pos-for-net/supported-device-classes.md: 64: MD056/table-column-count Table column count [Expected: 4; Actual: 3; Too few cells, row will be missing data]␊
+    test-repos/dotnet-docs/docs/framework/additional-apis/pos-for-net/supported-device-classes.md: 66: MD056/table-column-count Table column count [Expected: 4; Actual: 3; Too few cells, row will be missing data]␊
+    test-repos/dotnet-docs/docs/framework/additional-apis/pos-for-net/supported-device-classes.md: 67: MD056/table-column-count Table column count [Expected: 4; Actual: 3; Too few cells, row will be missing data]␊
+    test-repos/dotnet-docs/docs/framework/additional-apis/pos-for-net/supported-device-classes.md: 68: MD056/table-column-count Table column count [Expected: 4; Actual: 3; Too few cells, row will be missing data]␊
     test-repos/dotnet-docs/docs/framework/configure-apps/file-schema/runtime/appcontextswitchoverrides-element.md: 84: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: trailing_only; Missing leading pipe]␊
     test-repos/dotnet-docs/docs/framework/data/adonet/ef/language-reference/supported-and-unsupported-linq-methods-linq-to-entities.md: 139: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: trailing_only; Missing leading pipe]␊
     test-repos/dotnet-docs/docs/framework/get-started/index.md: 77: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: leading_only; Missing trailing pipe]␊
+    test-repos/dotnet-docs/docs/framework/tools/al-exe-assembly-linker.md: 50: MD056/table-column-count Table column count [Expected: 2; Actual: 3; Too many cells, extra data will be missing]␊
     test-repos/dotnet-docs/docs/framework/tools/caspol-exe-code-access-security-policy-tool.md: 55: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: leading_only; Missing trailing pipe]␊
     test-repos/dotnet-docs/docs/framework/tools/mage-exe-manifest-generation-and-editing-tool.md: 78: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: trailing_only; Missing leading pipe]␊
+    test-repos/dotnet-docs/docs/framework/tools/sn-exe-strong-name-tool.md: 50: MD056/table-column-count Table column count [Expected: 2; Actual: 3; Too many cells, extra data will be missing]␊
+    test-repos/dotnet-docs/docs/framework/tools/sn-exe-strong-name-tool.md: 54: MD056/table-column-count Table column count [Expected: 2; Actual: 3; Too many cells, extra data will be missing]␊
     test-repos/dotnet-docs/docs/framework/unmanaged-api/wmi/beginenumeration.md: 71: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: trailing_only; Missing leading pipe]␊
     test-repos/dotnet-docs/docs/framework/unmanaged-api/wmi/beginenumeration.md: 78: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: trailing_only; Missing leading pipe]␊
     test-repos/dotnet-docs/docs/framework/unmanaged-api/wmi/beginenumeration.md: 88: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: trailing_only; Missing leading pipe]␊
@@ -333,7 +378,11 @@ Generated by [AVA](https://avajs.dev).
     test-repos/dotnet-docs/docs/framework/unmanaged-api/wmi/putmethod.md: 64: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: leading_only; Missing trailing pipe]␊
     test-repos/dotnet-docs/docs/framework/unmanaged-api/wmi/qualifierset-beginenumeration.md: 67: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: leading_only; Missing trailing pipe]␊
     test-repos/dotnet-docs/docs/framework/unmanaged-api/wmi/qualifierset-getnames.md: 50: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: leading_only; Missing trailing pipe]␊
+    test-repos/dotnet-docs/docs/framework/unmanaged-api/wmi/spawnderivedclass.md: 56: MD056/table-column-count Table column count [Expected: 3; Actual: 2; Too few cells, row will be missing data]␊
+    test-repos/dotnet-docs/docs/framework/wcf/feature-details/working-with-certificates.md: 144: MD056/table-column-count Table column count [Expected: 2; Actual: 1; Too few cells, row will be missing data]␊
+    test-repos/dotnet-docs/docs/framework/wcf/feature-details/working-with-certificates.md: 145: MD056/table-column-count Table column count [Expected: 2; Actual: 1; Too few cells, row will be missing data]␊
     test-repos/dotnet-docs/docs/fsharp/language-reference/caller-information.md: 14: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: leading_only; Missing trailing pipe]␊
+    test-repos/dotnet-docs/docs/fsharp/language-reference/compiler-options.md: 23: MD056/table-column-count Table column count [Expected: 2; Actual: 3; Too many cells, extra data will be missing]␊
     test-repos/dotnet-docs/docs/fsharp/language-reference/keyword-reference.md: 200: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing leading pipe]␊
     test-repos/dotnet-docs/docs/fsharp/language-reference/keyword-reference.md: 200: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing trailing pipe]␊
     test-repos/dotnet-docs/docs/fsharp/language-reference/keyword-reference.md: 201: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing leading pipe]␊
@@ -356,9 +405,27 @@ Generated by [AVA](https://avajs.dev).
     test-repos/dotnet-docs/docs/fsharp/language-reference/keyword-reference.md: 209: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing trailing pipe]␊
     test-repos/dotnet-docs/docs/fsharp/language-reference/keyword-reference.md: 210: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing leading pipe]␊
     test-repos/dotnet-docs/docs/fsharp/language-reference/keyword-reference.md: 210: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing trailing pipe]␊
+    test-repos/dotnet-docs/docs/fsharp/language-reference/keyword-reference.md: 137: MD056/table-column-count Table column count [Expected: 3; Actual: 5; Too many cells, extra data will be missing]␊
+    test-repos/dotnet-docs/docs/fsharp/language-reference/plaintext-formatting.md: 104: MD056/table-column-count Table column count [Expected: 3; Actual: 2; Too few cells, row will be missing data]␊
     test-repos/dotnet-docs/docs/fsharp/style-guide/component-design-guidelines.md: 69: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: leading_only; Missing trailing pipe]␊
     test-repos/dotnet-docs/docs/fsharp/style-guide/component-design-guidelines.md: 81: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: leading_only; Missing trailing pipe]␊
+    test-repos/dotnet-docs/docs/fsharp/style-guide/component-design-guidelines.md: 71: MD056/table-column-count Table column count [Expected: 5; Actual: 7; Too many cells, extra data will be missing]␊
+    test-repos/dotnet-docs/docs/fsharp/style-guide/component-design-guidelines.md: 79: MD056/table-column-count Table column count [Expected: 5; Actual: 4; Too few cells, row will be missing data]␊
     test-repos/dotnet-docs/docs/fundamentals/apicompat/diagnostic-ids.md: 44: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: leading_only; Missing trailing pipe]␊
+    test-repos/dotnet-docs/docs/fundamentals/code-analysis/includes/excluded-symbol-names.md: 20: MD056/table-column-count Table column count [Expected: 2; Actual: 3; Too many cells, extra data will be missing]␊
+    test-repos/dotnet-docs/docs/fundamentals/code-analysis/includes/excluded-symbol-names.md: 22: MD056/table-column-count Table column count [Expected: 2; Actual: 3; Too many cells, extra data will be missing]␊
+    test-repos/dotnet-docs/docs/fundamentals/code-analysis/includes/excluded-type-names-with-derived-types.md: 19: MD056/table-column-count Table column count [Expected: 2; Actual: 3; Too many cells, extra data will be missing]␊
+    test-repos/dotnet-docs/docs/fundamentals/code-analysis/includes/excluded-type-names-with-derived-types.md: 21: MD056/table-column-count Table column count [Expected: 2; Actual: 3; Too many cells, extra data will be missing]␊
+    test-repos/dotnet-docs/docs/fundamentals/code-analysis/quality-rules/ca1008.md: 84: MD056/table-column-count Table column count [Expected: 2; Actual: 3; Too many cells, extra data will be missing]␊
+    test-repos/dotnet-docs/docs/fundamentals/code-analysis/quality-rules/ca1031.md: 74: MD056/table-column-count Table column count [Expected: 2; Actual: 3; Too many cells, extra data will be missing]␊
+    test-repos/dotnet-docs/docs/fundamentals/code-analysis/quality-rules/ca1031.md: 76: MD056/table-column-count Table column count [Expected: 2; Actual: 3; Too many cells, extra data will be missing]␊
+    test-repos/dotnet-docs/docs/fundamentals/code-analysis/quality-rules/ca1062.md: 114: MD056/table-column-count Table column count [Expected: 2; Actual: 3; Too many cells, extra data will be missing]␊
+    test-repos/dotnet-docs/docs/fundamentals/code-analysis/quality-rules/ca1062.md: 116: MD056/table-column-count Table column count [Expected: 2; Actual: 3; Too many cells, extra data will be missing]␊
+    test-repos/dotnet-docs/docs/fundamentals/code-analysis/quality-rules/ca1501.md: 113: MD056/table-column-count Table column count [Expected: 2; Actual: 3; Too many cells, extra data will be missing]␊
+    test-repos/dotnet-docs/docs/fundamentals/code-analysis/quality-rules/ca1501.md: 115: MD056/table-column-count Table column count [Expected: 2; Actual: 3; Too many cells, extra data will be missing]␊
+    test-repos/dotnet-docs/docs/fundamentals/code-analysis/quality-rules/ca1710.md: 145: MD056/table-column-count Table column count [Expected: 2; Actual: 3; Too many cells, extra data will be missing]␊
+    test-repos/dotnet-docs/docs/fundamentals/code-analysis/quality-rules/ca2241.md: 71: MD056/table-column-count Table column count [Expected: 2; Actual: 3; Too many cells, extra data will be missing]␊
+    test-repos/dotnet-docs/docs/fundamentals/code-analysis/quality-rules/ca2241.md: 73: MD056/table-column-count Table column count [Expected: 2; Actual: 3; Too many cells, extra data will be missing]␊
     test-repos/dotnet-docs/docs/fundamentals/diagnostics/runtime-loader-binder-events.md: 79: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: leading_only; Missing trailing pipe]␊
     test-repos/dotnet-docs/docs/fundamentals/diagnostics/runtime-loader-binder-events.md: 81: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: leading_only; Missing trailing pipe]␊
     test-repos/dotnet-docs/docs/fundamentals/diagnostics/runtime-loader-binder-events.md: 144: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: leading_only; Missing trailing pipe]␊
@@ -374,8 +441,13 @@ Generated by [AVA](https://avajs.dev).
     test-repos/dotnet-docs/docs/fundamentals/diagnostics/runtime-thread-events.md: 282: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: leading_only; Missing trailing pipe]␊
     test-repos/dotnet-docs/docs/fundamentals/diagnostics/runtime-thread-events.md: 303: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: leading_only; Missing trailing pipe]␊
     test-repos/dotnet-docs/docs/fundamentals/diagnostics/runtime-thread-events.md: 326: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: leading_only; Missing trailing pipe]␊
+    test-repos/dotnet-docs/docs/fundamentals/diagnostics/runtime-type-events.md: 18: MD056/table-column-count Table column count [Expected: 3; Actual: 2; Too few cells, row will be missing data]␊
+    test-repos/dotnet-docs/docs/fundamentals/runtime-libraries/system-text-encoding.md: 87: MD056/table-column-count Table column count [Expected: 6; Actual: 7; Too many cells, extra data will be missing]␊
+    test-repos/dotnet-docs/docs/fundamentals/syslib-diagnostics/syslib0007.md: 28: MD056/table-column-count Table column count [Expected: 3; Actual: 2; Too few cells, row will be missing data]␊
     test-repos/dotnet-docs/docs/iot/tutorials/adc.md: 57: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: leading_only; Missing trailing pipe]␊
+    test-repos/dotnet-docs/docs/iot/tutorials/adc.md: 58: MD056/table-column-count Table column count [Expected: 2; Actual: 1; Too few cells, row will be missing data]␊
     test-repos/dotnet-docs/docs/iot/tutorials/lcd-display.md: 50: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: leading_only; Missing trailing pipe]␊
+    test-repos/dotnet-docs/docs/iot/tutorials/lcd-display.md: 51: MD056/table-column-count Table column count [Expected: 2; Actual: 1; Too few cells, row will be missing data]␊
     test-repos/dotnet-docs/docs/machine-learning/how-to-guides/explain-machine-learning-model-permutation-feature-importance-ml-net.md: 27: MD055/table-pipe-style Table pipe style [Expected: leading_only; Actual: leading_and_trailing; Unexpected trailing pipe]␊
     test-repos/dotnet-docs/docs/machine-learning/how-to-guides/explain-machine-learning-model-permutation-feature-importance-ml-net.md: 156: MD055/table-pipe-style Table pipe style [Expected: leading_only; Actual: leading_and_trailing; Unexpected trailing pipe]␊
     test-repos/dotnet-docs/docs/machine-learning/how-to-guides/explain-machine-learning-model-permutation-feature-importance-ml-net.md: 157: MD055/table-pipe-style Table pipe style [Expected: leading_only; Actual: leading_and_trailing; Unexpected trailing pipe]␊
@@ -405,12 +477,14 @@ Generated by [AVA](https://avajs.dev).
     test-repos/dotnet-docs/docs/machine-learning/how-to-guides/prepare-data-ml-net.md: 337: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: leading_only; Missing trailing pipe]␊
     test-repos/dotnet-docs/docs/machine-learning/how-to-guides/prepare-data-ml-net.md: 338: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: leading_only; Missing trailing pipe]␊
     test-repos/dotnet-docs/docs/machine-learning/resources/metrics.md: 76: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: leading_only; Missing trailing pipe]␊
+    test-repos/dotnet-docs/docs/machine-learning/resources/transforms.md: 125: MD056/table-column-count Table column count [Expected: 3; Actual: 2; Too few cells, row will be missing data]␊
     test-repos/dotnet-docs/docs/machine-learning/tutorials/sentiment-analysis-model-builder.md: 53: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing leading pipe]␊
     test-repos/dotnet-docs/docs/machine-learning/tutorials/sentiment-analysis-model-builder.md: 53: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing trailing pipe]␊
     test-repos/dotnet-docs/docs/machine-learning/tutorials/sentiment-analysis-model-builder.md: 54: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing leading pipe]␊
     test-repos/dotnet-docs/docs/machine-learning/tutorials/sentiment-analysis-model-builder.md: 54: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing trailing pipe]␊
     test-repos/dotnet-docs/docs/machine-learning/tutorials/sentiment-analysis-model-builder.md: 55: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing leading pipe]␊
     test-repos/dotnet-docs/docs/machine-learning/tutorials/sentiment-analysis-model-builder.md: 55: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing trailing pipe]␊
+    test-repos/dotnet-docs/docs/standard/base-types/regular-expression-example-scanning-for-hrefs.md: 45: MD056/table-column-count Table column count [Expected: 2; Actual: 3; Too many cells, extra data will be missing]␊
     test-repos/dotnet-docs/docs/standard/base-types/regular-expression-language-quick-reference.md: 108: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing leading pipe]␊
     test-repos/dotnet-docs/docs/standard/base-types/regular-expression-language-quick-reference.md: 108: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing trailing pipe]␊
     test-repos/dotnet-docs/docs/standard/base-types/regular-expression-language-quick-reference.md: 109: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing leading pipe]␊
@@ -419,19 +493,27 @@ Generated by [AVA](https://avajs.dev).
     test-repos/dotnet-docs/docs/standard/base-types/regular-expression-language-quick-reference.md: 110: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing trailing pipe]␊
     test-repos/dotnet-docs/docs/standard/base-types/regular-expression-language-quick-reference.md: 111: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing leading pipe]␊
     test-repos/dotnet-docs/docs/standard/base-types/regular-expression-language-quick-reference.md: 111: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing trailing pipe]␊
+    test-repos/dotnet-docs/docs/standard/base-types/regular-expression-language-quick-reference.md: 99: MD056/table-column-count Table column count [Expected: 4; Actual: 5; Too many cells, extra data will be missing]␊
     test-repos/dotnet-docs/docs/standard/data/sqlite/connection-strings.md: 69: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: leading_only; Missing trailing pipe]␊
     test-repos/dotnet-docs/docs/standard/data/sqlite/connection-strings.md: 71: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: leading_only; Missing trailing pipe]␊
     test-repos/dotnet-docs/docs/standard/data/sqlite/connection-strings.md: 72: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: leading_only; Missing trailing pipe]␊
     test-repos/dotnet-docs/docs/standard/exceptions/exception-class-and-properties.md: 25: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: leading_only; Missing trailing pipe]␊
+    test-repos/dotnet-docs/docs/standard/generics/math.md: 142: MD056/table-column-count Table column count [Expected: 2; Actual: 3; Too many cells, extra data will be missing]␊
     test-repos/dotnet-docs/docs/standard/io/buffers.md: 55: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: trailing_only; Missing leading pipe]␊
     test-repos/dotnet-docs/docs/standard/language-independence.md: 58: MD055/table-pipe-style Table pipe style [Expected: no_leading_or_trailing; Actual: trailing_only; Unexpected trailing pipe]␊
     test-repos/dotnet-docs/docs/standard/language-independence.md: 59: MD055/table-pipe-style Table pipe style [Expected: no_leading_or_trailing; Actual: leading_only; Unexpected leading pipe]␊
+    test-repos/dotnet-docs/docs/standard/numerics.md: 72: MD056/table-column-count Table column count [Expected: 5; Actual: 4; Too few cells, row will be missing data]␊
+    test-repos/dotnet-docs/docs/standard/numerics.md: 73: MD056/table-column-count Table column count [Expected: 5; Actual: 4; Too few cells, row will be missing data]␊
+    test-repos/dotnet-docs/docs/standard/numerics.md: 74: MD056/table-column-count Table column count [Expected: 5; Actual: 4; Too few cells, row will be missing data]␊
     test-repos/dotnet-docs/docs/standard/serialization/system-text-json/migrate-from-newtonsoft.md: 88: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing leading pipe]␊
     test-repos/dotnet-docs/docs/standard/serialization/system-text-json/migrate-from-newtonsoft.md: 88: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing trailing pipe]␊
     test-repos/dotnet-docs/docs/standard/serialization/system-text-json/migrate-from-newtonsoft.md: 137: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing leading pipe]␊
     test-repos/dotnet-docs/docs/standard/serialization/system-text-json/migrate-from-newtonsoft.md: 137: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing trailing pipe]␊
     test-repos/dotnet-docs/docs/standard/serialization/system-text-json/migrate-from-newtonsoft.md: 186: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing leading pipe]␊
     test-repos/dotnet-docs/docs/standard/serialization/system-text-json/migrate-from-newtonsoft.md: 186: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing trailing pipe]␊
+    test-repos/dotnet-docs/docs/standard/serialization/system-text-json/migrate-from-newtonsoft.md: 88: MD056/table-column-count Table column count [Expected: 2; Actual: 1; Too few cells, row will be missing data]␊
+    test-repos/dotnet-docs/docs/standard/serialization/system-text-json/migrate-from-newtonsoft.md: 137: MD056/table-column-count Table column count [Expected: 2; Actual: 1; Too few cells, row will be missing data]␊
+    test-repos/dotnet-docs/docs/standard/serialization/system-text-json/migrate-from-newtonsoft.md: 186: MD056/table-column-count Table column count [Expected: 2; Actual: 1; Too few cells, row will be missing data]␊
     test-repos/dotnet-docs/docs/visual-basic/language-reference/statements/end-keyword-statement.md: 61: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: leading_only; Missing trailing pipe]␊
     test-repos/dotnet-docs/docs/visual-basic/language-reference/statements/end-keyword-statement.md: 62: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: leading_only; Missing trailing pipe]␊
     test-repos/dotnet-docs/docs/visual-basic/language-reference/statements/end-keyword-statement.md: 63: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: leading_only; Missing trailing pipe]␊
diff --git a/test/snapshots/markdownlint-test-repos-dotnet-docs.js.snap b/test/snapshots/markdownlint-test-repos-dotnet-docs.js.snap
index 85780869..35d6640d 100644
Binary files a/test/snapshots/markdownlint-test-repos-dotnet-docs.js.snap and b/test/snapshots/markdownlint-test-repos-dotnet-docs.js.snap differ
diff --git a/test/snapshots/markdownlint-test-repos-mdn-content.js.md b/test/snapshots/markdownlint-test-repos-mdn-content.js.md
index 61c39483..b606a8a1 100644
--- a/test/snapshots/markdownlint-test-repos-mdn-content.js.md
+++ b/test/snapshots/markdownlint-test-repos-mdn-content.js.md
@@ -8,4 +8,6 @@ Generated by [AVA](https://avajs.dev).
 
 > Expected linting violations
 
-    ''
+    `test-repos/mdn-content/files/en-us/web/css/@supports/index.md: 81: MD056/table-column-count Table column count [Expected: 2; Actual: 1; Too few cells, row will be missing data]␊
+    test-repos/mdn-content/files/en-us/web/css/@supports/index.md: 87: MD056/table-column-count Table column count [Expected: 2; Actual: 1; Too few cells, row will be missing data]␊
+    test-repos/mdn-content/files/en-us/web/css/@supports/index.md: 91: MD056/table-column-count Table column count [Expected: 2; Actual: 1; Too few cells, row will be missing data]`
diff --git a/test/snapshots/markdownlint-test-repos-mdn-content.js.snap b/test/snapshots/markdownlint-test-repos-mdn-content.js.snap
index 24d00423..5602025f 100644
Binary files a/test/snapshots/markdownlint-test-repos-mdn-content.js.snap and b/test/snapshots/markdownlint-test-repos-mdn-content.js.snap differ
diff --git a/test/snapshots/markdownlint-test-repos-small.js.md b/test/snapshots/markdownlint-test-repos-small.js.md
index 89d65b83..c9c5750f 100644
--- a/test/snapshots/markdownlint-test-repos-small.js.md
+++ b/test/snapshots/markdownlint-test-repos-small.js.md
@@ -441,7 +441,12 @@ Generated by [AVA](https://avajs.dev).
     test-repos/pi-hole-docs/docs/core/pihole-command.md: 319: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing leading pipe]␊
     test-repos/pi-hole-docs/docs/core/pihole-command.md: 319: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing trailing pipe]␊
     test-repos/pi-hole-docs/docs/core/pihole-command.md: 320: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing leading pipe]␊
-    test-repos/pi-hole-docs/docs/core/pihole-command.md: 320: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing trailing pipe]`
+    test-repos/pi-hole-docs/docs/core/pihole-command.md: 320: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing trailing pipe]␊
+    test-repos/pi-hole-docs/docs/regex/tutorial.md: 84: MD056/table-column-count Table column count [Expected: 2; Actual: 3; Too many cells, extra data will be missing]␊
+    test-repos/pi-hole-docs/docs/regex/tutorial.md: 85: MD056/table-column-count Table column count [Expected: 2; Actual: 3; Too many cells, extra data will be missing]␊
+    test-repos/pi-hole-docs/docs/regex/tutorial.md: 86: MD056/table-column-count Table column count [Expected: 2; Actual: 3; Too many cells, extra data will be missing]␊
+    test-repos/pi-hole-docs/docs/regex/tutorial.md: 137: MD056/table-column-count Table column count [Expected: 3; Actual: 4; Too many cells, extra data will be missing]␊
+    test-repos/pi-hole-docs/docs/regex/tutorial.md: 138: MD056/table-column-count Table column count [Expected: 3; Actual: 5; Too many cells, extra data will be missing]`
 
 ## https://github.com/v8/v8.dev
 
@@ -503,6 +508,10 @@ Generated by [AVA](https://avajs.dev).
     test-repos/v8-v8-dev/src/blog/pointer-compression.md: 333: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: leading_only; Missing trailing pipe]␊
     test-repos/v8-v8-dev/src/blog/pointer-compression.md: 334: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: leading_only; Missing trailing pipe]␊
     test-repos/v8-v8-dev/src/blog/pointer-compression.md: 335: MD055/table-pipe-style Table pipe style [Expected: leading_and_trailing; Actual: leading_only; Missing trailing pipe]␊
+    test-repos/v8-v8-dev/src/blog/pointer-compression.md: 198: MD056/table-column-count Table column count [Expected: 3; Actual: 4; Too many cells, extra data will be missing]␊
+    test-repos/v8-v8-dev/src/blog/pointer-compression.md: 333: MD056/table-column-count Table column count [Expected: 3; Actual: 4; Too many cells, extra data will be missing]␊
+    test-repos/v8-v8-dev/src/blog/pointer-compression.md: 334: MD056/table-column-count Table column count [Expected: 3; Actual: 4; Too many cells, extra data will be missing]␊
+    test-repos/v8-v8-dev/src/blog/pointer-compression.md: 335: MD056/table-column-count Table column count [Expected: 3; Actual: 4; Too many cells, extra data will be missing]␊
     test-repos/v8-v8-dev/src/blog/understanding-ecmascript-part-1.md: 41: MD032/blanks-around-lists Lists should be surrounded by blank lines [Context: "> 3. Return \`? HasOwnProperty(..."]␊
     test-repos/v8-v8-dev/src/blog/understanding-ecmascript-part-1.md: 55: MD032/blanks-around-lists Lists should be surrounded by blank lines [Context: "> 5. Return \`true\`."]␊
     test-repos/v8-v8-dev/src/blog/understanding-ecmascript-part-1.md: 91: MD032/blanks-around-lists Lists should be surrounded by blank lines [Context: "> 1. Return \`! OrdinaryGetOwnP..."]␊
@@ -598,6 +607,7 @@ Generated by [AVA](https://avajs.dev).
     test-repos/webhintio-hint/packages/hint-performance-budget/README.md: 198: MD053/link-image-reference-definitions Link and image reference definitions should be needed [Unused link or image reference definition: "tcp handshake"] [Context: "[tcp handshake]: https://hpbn...."]␊
     test-repos/webhintio-hint/packages/hint-strict-transport-security/README.md: 278: MD053/link-image-reference-definitions Link and image reference definitions should be needed [Unused link or image reference definition: "mod_mime"] [Context: "[mod_mime]: https://httpd.apac..."]␊
     test-repos/webhintio-hint/packages/hint-x-content-type-options/README.md: 181: MD053/link-image-reference-definitions Link and image reference definitions should be needed [Unused link or image reference definition: "fetch spec issue"] [Context: "[fetch spec issue]: https://gi..."]␊
+    test-repos/webhintio-hint/packages/hint/docs/about/CONTRIBUTORS.md: 10: MD056/table-column-count Table column count [Expected: 3; Actual: 2; Too few cells, row will be missing data]␊
     test-repos/webhintio-hint/packages/hint/docs/about/GOVERNANCE.md: 218: MD053/link-image-reference-definitions Link and image reference definitions should be needed [Unused link or image reference definition: "openjs foundation"] [Context: "[OpenJS Foundation]: https://o..."]␊
     test-repos/webhintio-hint/packages/hint/docs/about/GOVERNANCE.md: 219: MD053/link-image-reference-definitions Link and image reference definitions should be needed [Unused link or image reference definition: "webhint org"] [Context: "[webhint org]: https://github...."]␊
     test-repos/webhintio-hint/packages/hint/docs/contributor-guide/getting-started/architecture.md: 78: MD053/link-image-reference-definitions Link and image reference definitions should be needed [Unused link or image reference definition: "typescript"] [Context: "[typescript]: https://www.type..."]␊
diff --git a/test/snapshots/markdownlint-test-repos-small.js.snap b/test/snapshots/markdownlint-test-repos-small.js.snap
index 564ba444..2187cee1 100644
Binary files a/test/snapshots/markdownlint-test-repos-small.js.snap and b/test/snapshots/markdownlint-test-repos-small.js.snap differ
diff --git a/test/snapshots/markdownlint-test-scenarios.js.md b/test/snapshots/markdownlint-test-scenarios.js.md
index afb71c03..6732d7d5 100644
--- a/test/snapshots/markdownlint-test-scenarios.js.md
+++ b/test/snapshots/markdownlint-test-scenarios.js.md
@@ -7208,7 +7208,7 @@ Generated by [AVA](https://avajs.dev).
             insertText: `␊
             `,
           },
-          lineNumber: 130,
+          lineNumber: 134,
           ruleDescription: 'Files should end with a single newline character',
           ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md047.md',
           ruleNames: [
@@ -7395,6 +7395,22 @@ Generated by [AVA](https://avajs.dev).
             'table-pipe-style',
           ],
         },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: 2; Actual: 1; Too few cells, row will be missing data',
+          errorRange: [
+            11,
+            1,
+          ],
+          fixInfo: null,
+          lineNumber: 114,
+          ruleDescription: 'Table column count',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md056.md',
+          ruleNames: [
+            'MD056',
+            'table-column-count',
+          ],
+        },
       ],
       fixed: `## Heading 1 {MD041:1}␊
       ␊
@@ -7508,6 +7524,10 @@ Generated by [AVA](https://avajs.dev).
       |--------|--------|␊
        {MD055} | cell   |␊
       ␊
+      | table   | header |␊
+      |---------|--------|␊
+      | {MD056} |␊
+      ␊
       <!-- markdownlint-configure-file {␊
         "required-headings": {␊
           "headings": [␊
@@ -45264,12 +45284,28 @@ Generated by [AVA](https://avajs.dev).
             'no-reversed-links',
           ],
         },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: 2; Actual: 3; Too many cells, extra data will be missing',
+          errorRange: [
+            42,
+            16,
+          ],
+          fixInfo: null,
+          lineNumber: 5,
+          ruleDescription: 'Table column count',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md056.md',
+          ruleNames: [
+            'MD056',
+            'table-column-count',
+          ],
+        },
       ],
       fixed: `# reversed-link-issue-with-markdownlint-12␊
       ␊
       |Pattern|Description|␊
       |-------------|-----------------|␊
-      |\`(?:\\["'\\][?<1>\\[^"'\\]*]("')|(?<1>\\S+))\`|{MD011}|␊
+      |\`(?:\\["'\\][?<1>\\[^"'\\]*]("')|(?<1>\\S+))\`|{MD011}{MD056}|␊
       ␊
       |Pattern|Description|␊
       |-------------|-----------------|␊
@@ -51032,6 +51068,920 @@ Generated by [AVA](https://avajs.dev).
       `,
     }
 
+## table-column-count.md
+
+> Snapshot 1
+
+    {
+      errors: [
+        {
+          errorContext: null,
+          errorDetail: 'Expected: 0 or 2; Actual: 1',
+          errorRange: [
+            20,
+            1,
+          ],
+          fixInfo: {
+            deleteCount: 1,
+            editColumn: 20,
+          },
+          lineNumber: 29,
+          ruleDescription: 'Trailing spaces',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md009.md',
+          ruleNames: [
+            'MD009',
+            'no-trailing-spaces',
+          ],
+        },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: 0 or 2; Actual: 1',
+          errorRange: [
+            20,
+            1,
+          ],
+          fixInfo: {
+            deleteCount: 1,
+            editColumn: 20,
+          },
+          lineNumber: 30,
+          ruleDescription: 'Trailing spaces',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md009.md',
+          ruleNames: [
+            'MD009',
+            'no-trailing-spaces',
+          ],
+        },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: 0 or 2; Actual: 1',
+          errorRange: [
+            20,
+            1,
+          ],
+          fixInfo: {
+            deleteCount: 1,
+            editColumn: 20,
+          },
+          lineNumber: 31,
+          ruleDescription: 'Trailing spaces',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md009.md',
+          ruleNames: [
+            'MD009',
+            'no-trailing-spaces',
+          ],
+        },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: 0 or 2; Actual: 1',
+          errorRange: [
+            20,
+            1,
+          ],
+          fixInfo: {
+            deleteCount: 1,
+            editColumn: 20,
+          },
+          lineNumber: 73,
+          ruleDescription: 'Trailing spaces',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md009.md',
+          ruleNames: [
+            'MD009',
+            'no-trailing-spaces',
+          ],
+        },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: 0 or 2; Actual: 1',
+          errorRange: [
+            20,
+            1,
+          ],
+          fixInfo: {
+            deleteCount: 1,
+            editColumn: 20,
+          },
+          lineNumber: 74,
+          ruleDescription: 'Trailing spaces',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md009.md',
+          ruleNames: [
+            'MD009',
+            'no-trailing-spaces',
+          ],
+        },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: 0 or 2; Actual: 1',
+          errorRange: [
+            11,
+            1,
+          ],
+          fixInfo: {
+            deleteCount: 1,
+            editColumn: 11,
+          },
+          lineNumber: 75,
+          ruleDescription: 'Trailing spaces',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md009.md',
+          ruleNames: [
+            'MD009',
+            'no-trailing-spaces',
+          ],
+        },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: 0 or 2; Actual: 1',
+          errorRange: [
+            20,
+            1,
+          ],
+          fixInfo: {
+            deleteCount: 1,
+            editColumn: 20,
+          },
+          lineNumber: 111,
+          ruleDescription: 'Trailing spaces',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md009.md',
+          ruleNames: [
+            'MD009',
+            'no-trailing-spaces',
+          ],
+        },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: 0 or 2; Actual: 1',
+          errorRange: [
+            20,
+            1,
+          ],
+          fixInfo: {
+            deleteCount: 1,
+            editColumn: 20,
+          },
+          lineNumber: 112,
+          ruleDescription: 'Trailing spaces',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md009.md',
+          ruleNames: [
+            'MD009',
+            'no-trailing-spaces',
+          ],
+        },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: 0 or 2; Actual: 1',
+          errorRange: [
+            29,
+            1,
+          ],
+          fixInfo: {
+            deleteCount: 1,
+            editColumn: 29,
+          },
+          lineNumber: 113,
+          ruleDescription: 'Trailing spaces',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md009.md',
+          ruleNames: [
+            'MD009',
+            'no-trailing-spaces',
+          ],
+        },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing leading pipe',
+          errorRange: [
+            2,
+            1,
+          ],
+          fixInfo: null,
+          lineNumber: 23,
+          ruleDescription: 'Table pipe style',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md055.md',
+          ruleNames: [
+            'MD055',
+            'table-pipe-style',
+          ],
+        },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing trailing pipe',
+          errorRange: [
+            15,
+            1,
+          ],
+          fixInfo: null,
+          lineNumber: 23,
+          ruleDescription: 'Table pipe style',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md055.md',
+          ruleNames: [
+            'MD055',
+            'table-pipe-style',
+          ],
+        },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing leading pipe',
+          errorRange: [
+            1,
+            1,
+          ],
+          fixInfo: null,
+          lineNumber: 24,
+          ruleDescription: 'Table pipe style',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md055.md',
+          ruleNames: [
+            'MD055',
+            'table-pipe-style',
+          ],
+        },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing trailing pipe',
+          errorRange: [
+            16,
+            1,
+          ],
+          fixInfo: null,
+          lineNumber: 24,
+          ruleDescription: 'Table pipe style',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md055.md',
+          ruleNames: [
+            'MD055',
+            'table-pipe-style',
+          ],
+        },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing leading pipe',
+          errorRange: [
+            2,
+            1,
+          ],
+          fixInfo: null,
+          lineNumber: 25,
+          ruleDescription: 'Table pipe style',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md055.md',
+          ruleNames: [
+            'MD055',
+            'table-pipe-style',
+          ],
+        },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing trailing pipe',
+          errorRange: [
+            13,
+            1,
+          ],
+          fixInfo: null,
+          lineNumber: 25,
+          ruleDescription: 'Table pipe style',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md055.md',
+          ruleNames: [
+            'MD055',
+            'table-pipe-style',
+          ],
+        },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing leading pipe',
+          errorRange: [
+            2,
+            1,
+          ],
+          fixInfo: null,
+          lineNumber: 67,
+          ruleDescription: 'Table pipe style',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md055.md',
+          ruleNames: [
+            'MD055',
+            'table-pipe-style',
+          ],
+        },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing trailing pipe',
+          errorRange: [
+            15,
+            1,
+          ],
+          fixInfo: null,
+          lineNumber: 67,
+          ruleDescription: 'Table pipe style',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md055.md',
+          ruleNames: [
+            'MD055',
+            'table-pipe-style',
+          ],
+        },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing leading pipe',
+          errorRange: [
+            1,
+            1,
+          ],
+          fixInfo: null,
+          lineNumber: 68,
+          ruleDescription: 'Table pipe style',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md055.md',
+          ruleNames: [
+            'MD055',
+            'table-pipe-style',
+          ],
+        },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing trailing pipe',
+          errorRange: [
+            16,
+            1,
+          ],
+          fixInfo: null,
+          lineNumber: 68,
+          ruleDescription: 'Table pipe style',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md055.md',
+          ruleNames: [
+            'MD055',
+            'table-pipe-style',
+          ],
+        },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing leading pipe',
+          errorRange: [
+            2,
+            1,
+          ],
+          fixInfo: null,
+          lineNumber: 69,
+          ruleDescription: 'Table pipe style',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md055.md',
+          ruleNames: [
+            'MD055',
+            'table-pipe-style',
+          ],
+        },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing trailing pipe',
+          errorRange: [
+            5,
+            1,
+          ],
+          fixInfo: null,
+          lineNumber: 69,
+          ruleDescription: 'Table pipe style',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md055.md',
+          ruleNames: [
+            'MD055',
+            'table-pipe-style',
+          ],
+        },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing leading pipe',
+          errorRange: [
+            2,
+            1,
+          ],
+          fixInfo: null,
+          lineNumber: 105,
+          ruleDescription: 'Table pipe style',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md055.md',
+          ruleNames: [
+            'MD055',
+            'table-pipe-style',
+          ],
+        },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing trailing pipe',
+          errorRange: [
+            15,
+            1,
+          ],
+          fixInfo: null,
+          lineNumber: 105,
+          ruleDescription: 'Table pipe style',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md055.md',
+          ruleNames: [
+            'MD055',
+            'table-pipe-style',
+          ],
+        },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing leading pipe',
+          errorRange: [
+            1,
+            1,
+          ],
+          fixInfo: null,
+          lineNumber: 106,
+          ruleDescription: 'Table pipe style',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md055.md',
+          ruleNames: [
+            'MD055',
+            'table-pipe-style',
+          ],
+        },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing trailing pipe',
+          errorRange: [
+            16,
+            1,
+          ],
+          fixInfo: null,
+          lineNumber: 106,
+          ruleDescription: 'Table pipe style',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md055.md',
+          ruleNames: [
+            'MD055',
+            'table-pipe-style',
+          ],
+        },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing leading pipe',
+          errorRange: [
+            2,
+            1,
+          ],
+          fixInfo: null,
+          lineNumber: 107,
+          ruleDescription: 'Table pipe style',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md055.md',
+          ruleNames: [
+            'MD055',
+            'table-pipe-style',
+          ],
+        },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing trailing pipe',
+          errorRange: [
+            22,
+            1,
+          ],
+          fixInfo: null,
+          lineNumber: 107,
+          ruleDescription: 'Table pipe style',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md055.md',
+          ruleNames: [
+            'MD055',
+            'table-pipe-style',
+          ],
+        },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: 2; Actual: 1; Too few cells, row will be missing data',
+          errorRange: [
+            9,
+            1,
+          ],
+          fixInfo: null,
+          lineNumber: 53,
+          ruleDescription: 'Table column count',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md056.md',
+          ruleNames: [
+            'MD056',
+            'table-column-count',
+          ],
+        },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: 2; Actual: 1; Too few cells, row will be missing data',
+          errorRange: [
+            9,
+            1,
+          ],
+          fixInfo: null,
+          lineNumber: 55,
+          ruleDescription: 'Table column count',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md056.md',
+          ruleNames: [
+            'MD056',
+            'table-column-count',
+          ],
+        },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: 3; Actual: 1; Too few cells, row will be missing data',
+          errorRange: [
+            9,
+            1,
+          ],
+          fixInfo: null,
+          lineNumber: 61,
+          ruleDescription: 'Table column count',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md056.md',
+          ruleNames: [
+            'MD056',
+            'table-column-count',
+          ],
+        },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: 3; Actual: 2; Too few cells, row will be missing data',
+          errorRange: [
+            18,
+            1,
+          ],
+          fixInfo: null,
+          lineNumber: 62,
+          ruleDescription: 'Table column count',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md056.md',
+          ruleNames: [
+            'MD056',
+            'table-column-count',
+          ],
+        },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: 2; Actual: 1; Too few cells, row will be missing data',
+          errorRange: [
+            5,
+            1,
+          ],
+          fixInfo: null,
+          lineNumber: 69,
+          ruleDescription: 'Table column count',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md056.md',
+          ruleNames: [
+            'MD056',
+            'table-column-count',
+          ],
+        },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: 2; Actual: 1; Too few cells, row will be missing data',
+          errorRange: [
+            11,
+            1,
+          ],
+          fixInfo: null,
+          lineNumber: 75,
+          ruleDescription: 'Table column count',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md056.md',
+          ruleNames: [
+            'MD056',
+            'table-column-count',
+          ],
+        },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: 1; Actual: 2; Too many cells, extra data will be missing',
+          errorRange: [
+            9,
+            9,
+          ],
+          fixInfo: null,
+          lineNumber: 84,
+          ruleDescription: 'Table column count',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md056.md',
+          ruleNames: [
+            'MD056',
+            'table-column-count',
+          ],
+        },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: 2; Actual: 4; Too many cells, extra data will be missing',
+          errorRange: [
+            18,
+            15,
+          ],
+          fixInfo: null,
+          lineNumber: 91,
+          ruleDescription: 'Table column count',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md056.md',
+          ruleNames: [
+            'MD056',
+            'table-column-count',
+          ],
+        },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: 2; Actual: 3; Too many cells, extra data will be missing',
+          errorRange: [
+            18,
+            8,
+          ],
+          fixInfo: null,
+          lineNumber: 92,
+          ruleDescription: 'Table column count',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md056.md',
+          ruleNames: [
+            'MD056',
+            'table-column-count',
+          ],
+        },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: 3; Actual: 4; Too many cells, extra data will be missing',
+          errorRange: [
+            27,
+            8,
+          ],
+          fixInfo: null,
+          lineNumber: 99,
+          ruleDescription: 'Table column count',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md056.md',
+          ruleNames: [
+            'MD056',
+            'table-column-count',
+          ],
+        },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: 3; Actual: 5; Too many cells, extra data will be missing',
+          errorRange: [
+            27,
+            15,
+          ],
+          fixInfo: null,
+          lineNumber: 101,
+          ruleDescription: 'Table column count',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md056.md',
+          ruleNames: [
+            'MD056',
+            'table-column-count',
+          ],
+        },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: 2; Actual: 3; Too many cells, extra data will be missing',
+          errorRange: [
+            17,
+            6,
+          ],
+          fixInfo: null,
+          lineNumber: 107,
+          ruleDescription: 'Table column count',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md056.md',
+          ruleNames: [
+            'MD056',
+            'table-column-count',
+          ],
+        },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: 2; Actual: 3; Too many cells, extra data will be missing',
+          errorRange: [
+            19,
+            11,
+          ],
+          fixInfo: null,
+          lineNumber: 113,
+          ruleDescription: 'Table column count',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md056.md',
+          ruleNames: [
+            'MD056',
+            'table-column-count',
+          ],
+        },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: 1; Actual: 2; Too many cells, extra data will be missing',
+          errorRange: [
+            9,
+            8,
+          ],
+          fixInfo: null,
+          lineNumber: 121,
+          ruleDescription: 'Table column count',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md056.md',
+          ruleNames: [
+            'MD056',
+            'table-column-count',
+          ],
+        },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: 1; Actual: 2; Too many cells, extra data will be missing',
+          errorRange: [
+            9,
+            8,
+          ],
+          fixInfo: null,
+          lineNumber: 123,
+          ruleDescription: 'Table column count',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md056.md',
+          ruleNames: [
+            'MD056',
+            'table-column-count',
+          ],
+        },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: 2; Actual: 3; Too many cells, extra data will be missing',
+          errorRange: [
+            18,
+            8,
+          ],
+          fixInfo: null,
+          lineNumber: 129,
+          ruleDescription: 'Table column count',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md056.md',
+          ruleNames: [
+            'MD056',
+            'table-column-count',
+          ],
+        },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: 2; Actual: 1; Too few cells, row will be missing data',
+          errorRange: [
+            9,
+            1,
+          ],
+          fixInfo: null,
+          lineNumber: 130,
+          ruleDescription: 'Table column count',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md056.md',
+          ruleNames: [
+            'MD056',
+            'table-column-count',
+          ],
+        },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: 3; Actual: 4; Too many cells, extra data will be missing',
+          errorRange: [
+            27,
+            8,
+          ],
+          fixInfo: null,
+          lineNumber: 138,
+          ruleDescription: 'Table column count',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md056.md',
+          ruleNames: [
+            'MD056',
+            'table-column-count',
+          ],
+        },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: 3; Actual: 1; Too few cells, row will be missing data',
+          errorRange: [
+            9,
+            1,
+          ],
+          fixInfo: null,
+          lineNumber: 139,
+          ruleDescription: 'Table column count',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md056.md',
+          ruleNames: [
+            'MD056',
+            'table-column-count',
+          ],
+        },
+      ],
+      fixed: `# Table Column Count␊
+      ␊
+      ## Expected␊
+      ␊
+      | Table |␊
+      |-------|␊
+      | Cell  |␊
+      | Cell  |␊
+      | Cell  |␊
+      ␊
+      | Table | Header |␊
+      |-------|--------|␊
+      | Cell  | Cell   |␊
+      | Cell  | Cell   |␊
+      | Cell  | Cell   |␊
+      ␊
+      | Table | Header | Header |␊
+      |-------|--------|--------|␊
+      | Cell  | Cell   | Cell   |␊
+      | Cell  | Cell   | Cell   |␊
+      | Cell  | Cell   | Cell   |␊
+      ␊
+       Table | Header␊
+      -------|--------␊
+       Cell  | Cell␊
+      ␊
+      {MD055:-4} {MD055:-3} {MD055:-2}␊
+      ␊
+       | Table | Header |␊
+       |-------|--------|␊
+       | Cell  | Cell   |␊
+      ␊
+      {MD009:-4} {MD009:-3} {MD009:-2}␊
+      ␊
+      ## Blank␊
+      ␊
+      | Table |␊
+      |-------|␊
+      |       |␊
+      | Cell  |␊
+      ␊
+      | Table | Header | Header |␊
+      |-------|--------|--------|␊
+      |       | Cell   | Cell   |␊
+      | Cell  |        | Cell   |␊
+      | Cell  | Cell   |        |␊
+      |       |        |        |␊
+      ␊
+      ## Too Few␊
+      ␊
+      | Table | Header |␊
+      |-------|--------|␊
+      | Cell  |␊
+      | Cell  | Cell   |␊
+      | Cell  |␊
+      ␊
+      {MD056:-4} {MD056:-2}␊
+      ␊
+      | Table | Header | Header |␊
+      |-------|--------|--------|␊
+      | Cell  |␊
+      | Cell  | Cell   |␊
+      | Cell  | Cell   | Cell   |␊
+      ␊
+      {MD056:-4} {MD056:-3}␊
+      ␊
+       Table | Header␊
+      -------|--------␊
+       Cell␊
+      ␊
+      {MD055:-4} {MD055:-3} {MD055:-2} {MD056:-2}␊
+      ␊
+       | Table | Header |␊
+       |-------|--------|␊
+       | Cell  |␊
+      ␊
+      {MD009:-4} {MD009:-3} {MD009:-2} {MD056:-2}␊
+      ␊
+      ## Too Many␊
+      ␊
+      | Table |␊
+      |-------|␊
+      | Cell  |␊
+      | Cell  | Cell  |␊
+      | Cell  |␊
+      ␊
+      {MD056:-3}␊
+      ␊
+      | Table | Header |␊
+      |-------|--------|␊
+      | Cell  | Cell   | Cell | Cell |␊
+      | Cell  | Cell   | Cell |␊
+      | Cell  | Cell   |␊
+      ␊
+      {MD056:-4} {MD056:-3}␊
+      ␊
+      | Table | Header | Header |␊
+      |-------|--------|--------|␊
+      | Cell  | Cell   | Cell   | Cell |␊
+      | Cell  | Cell   | Cell   |␊
+      | Cell  | Cell   | Cell   | Cell | Cell |␊
+      ␊
+      {MD056:-4} {MD056:-2}␊
+      ␊
+       Table | Header␊
+      -------|--------␊
+       Cell  | Cell   | Cell␊
+      ␊
+      {MD055:-4} {MD055:-3} {MD055:-2} {MD056:-2}␊
+      ␊
+       | Table | Header |␊
+       |-------|--------|␊
+       | Cell  | Cell   | Cell   |␊
+      ␊
+      {MD009:-4} {MD009:-3} {MD009:-2} {MD056:-2}␊
+      ␊
+      ## Mixed␊
+      ␊
+      | Table |␊
+      |-------|␊
+      | Cell  | Cell |␊
+      | Cell  |␊
+      | Cell  | Cell |␊
+      ␊
+      {MD056:-4} {MD056:-2}␊
+      ␊
+      | Table | Header |␊
+      |-------|--------|␊
+      | Cell  | Cell   | Cell |␊
+      | Cell  |␊
+      | Cell  | Cell   |␊
+      ␊
+      {MD056:-4} {MD056:-3}␊
+      ␊
+      | Table | Header | Header |␊
+      |-------|--------|--------|␊
+      | Cell  | Cell   | Cell   |␊
+      | Cell  | Cell   | Cell   | Cell |␊
+      | Cell  |␊
+      ␊
+      {MD056:-3} {MD056:-2}␊
+      `,
+    }
+
 ## table-content-with-issues.md
 
 > Snapshot 1
@@ -53211,7 +54161,7 @@ Generated by [AVA](https://avajs.dev).
           errorContext: null,
           errorDetail: 'Expected: leading_and_trailing; Actual: leading_only; Missing trailing pipe',
           errorRange: [
-            18,
+            17,
             1,
           ],
           fixInfo: null,
@@ -53259,7 +54209,7 @@ Generated by [AVA](https://avajs.dev).
           errorContext: null,
           errorDetail: 'Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing trailing pipe',
           errorRange: [
-            18,
+            17,
             1,
           ],
           fixInfo: null,
@@ -53291,7 +54241,7 @@ Generated by [AVA](https://avajs.dev).
           errorContext: null,
           errorDetail: 'Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing trailing pipe',
           errorRange: [
-            18,
+            17,
             1,
           ],
           fixInfo: null,
@@ -53323,7 +54273,7 @@ Generated by [AVA](https://avajs.dev).
           errorContext: null,
           errorDetail: 'Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing trailing pipe',
           errorRange: [
-            19,
+            18,
             1,
           ],
           fixInfo: null,
@@ -53387,7 +54337,7 @@ Generated by [AVA](https://avajs.dev).
           errorContext: null,
           errorDetail: 'Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing trailing pipe',
           errorRange: [
-            18,
+            17,
             1,
           ],
           fixInfo: null,
@@ -53419,7 +54369,7 @@ Generated by [AVA](https://avajs.dev).
           errorContext: null,
           errorDetail: 'Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing trailing pipe',
           errorRange: [
-            19,
+            18,
             1,
           ],
           fixInfo: null,
@@ -53739,7 +54689,7 @@ Generated by [AVA](https://avajs.dev).
           errorContext: null,
           errorDetail: 'Expected: leading_and_trailing; Actual: no_leading_or_trailing; Missing trailing pipe',
           errorRange: [
-            12,
+            20,
             1,
           ],
           fixInfo: null,
@@ -53783,6 +54733,22 @@ Generated by [AVA](https://avajs.dev).
             'table-pipe-style',
           ],
         },
+        {
+          errorContext: null,
+          errorDetail: 'Expected: 2; Actual: 1; Too few cells, row will be missing data',
+          errorRange: [
+            20,
+            1,
+          ],
+          fixInfo: null,
+          lineNumber: 126,
+          ruleDescription: 'Table column count',
+          ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md056.md',
+          ruleNames: [
+            'MD056',
+            'table-column-count',
+          ],
+        },
       ],
       fixed: `# Table Pipe Style␊
       ␊
@@ -53792,7 +54758,7 @@ Generated by [AVA](https://avajs.dev).
         }␊
       } -->␊
       ␊
-      ## Missing in Heading Row␊
+      ## Missing in Header Row␊
       ␊
       | Table | {MD055}␊
       |-------|---------|␊
@@ -53805,111 +54771,111 @@ Generated by [AVA](https://avajs.dev).
       ␊
       ## Missing in Separator Row␊
       ␊
-      | Table | Heading |␊
-      |-------|---------␊
+      | Table | Header |␊
+      |-------|--------␊
       ␊
       {MD055:-2}␊
       ␊
-      | Table | Heading |␊
-       -------|---------|␊
+      | Table | Header |␊
+       -------|--------|␊
       ␊
       {MD055:-2}␊
       ␊
-      | Table | Heading |␊
-       -------|---------␊
+      | Table | Header |␊
+       -------|--------␊
       ␊
       {MD055:-2}␊
       ␊
       ## Missing Leading and Trailing␊
       ␊
-       {MD055} | Heading␊
-      ---------|---------␊
+       {MD055} | Header␊
+      ---------|--------␊
        {MD055} | Cell␊
       ␊
       {MD055:-3}␊
       ␊
-       {MD055} | Heading␊
-      --------:|:-------:␊
+       {MD055} | Header␊
+      --------:|:------:␊
        {MD055} | Cell␊
       ␊
       {MD055:-3}␊
       ␊
-      | Table   | Heading |␊
-      |--------:|:--------|␊
+      | Table   | Header |␊
+      |--------:|:-------|␊
         {MD055} | Cell␊
       ␊
-      | Table   | Heading |␊
-      |---------|---------|␊
+      | Table   | Header |␊
+      |---------|--------|␊
         {MD055} | Cell␊
-      | Cell    | Cell    |␊
-      | Cell    | Cell    |␊
+      | Cell    | Cell   |␊
+      | Cell    | Cell   |␊
       ␊
-      | Table   | Heading |␊
-      |---------|---------|␊
-      | Cell    | Cell    |␊
+      | Table   | Header |␊
+      |---------|--------|␊
+      | Cell    | Cell   |␊
         {MD055} | Cell␊
-      | Cell    | Cell    |␊
+      | Cell    | Cell   |␊
       ␊
-      | Table   | Heading |␊
-      |---------|---------|␊
-      | Cell    | Cell    |␊
-      | Cell    | Cell    |␊
+      | Table   | Header |␊
+      |---------|--------|␊
+      | Cell    | Cell   |␊
+      | Cell    | Cell   |␊
         {MD055} | Cell␊
       ␊
       ## Missing Trailing␊
       ␊
-      | Table   | Heading |␊
-      |--------:|:--------|␊
+      | Table   | Header |␊
+      |--------:|:-------|␊
       | {MD055} | Cell␊
       ␊
-      | Table   | Heading |␊
-      |---------|---------|␊
+      | Table   | Header |␊
+      |---------|--------|␊
       | {MD055} | Cell␊
-      | Cell    | Cell    |␊
-      | Cell    | Cell    |␊
+      | Cell    | Cell   |␊
+      | Cell    | Cell   |␊
       ␊
-      | Table   | Heading |␊
-      |---------|---------|␊
-      | Cell    | Cell    |␊
+      | Table   | Header |␊
+      |---------|--------|␊
+      | Cell    | Cell   |␊
       | {MD055} | Cell␊
-      | Cell    | Cell    |␊
+      | Cell    | Cell   |␊
       ␊
-      | Table   | Heading |␊
-      |---------|---------|␊
-      | Cell    | Cell    |␊
-      | Cell    | Cell    |␊
+      | Table   | Header |␊
+      |---------|--------|␊
+      | Cell    | Cell   |␊
+      | Cell    | Cell   |␊
       | {MD055} | Cell␊
       ␊
       ## Missing Leading␊
       ␊
-      | Table   | Heading |␊
-      |--------:|:--------|␊
-        {MD055} | Cell    |␊
+      | Table   | Header |␊
+      |--------:|:-------|␊
+        {MD055} | Cell   |␊
       ␊
-      | Table   | Heading |␊
-      |---------|---------|␊
-        {MD055} | Cell    |␊
-      | Cell    | Cell    |␊
-      | Cell    | Cell    |␊
+      | Table   | Header |␊
+      |---------|--------|␊
+        {MD055} | Cell   |␊
+      | Cell    | Cell   |␊
+      | Cell    | Cell   |␊
       ␊
-      | Table   | Heading |␊
-      |---------|---------|␊
-      | Cell    | Cell    |␊
-        {MD055} | Cell    |␊
-      | Cell    | Cell    |␊
+      | Table   | Header |␊
+      |---------|--------|␊
+      | Cell    | Cell   |␊
+        {MD055} | Cell   |␊
+      | Cell    | Cell   |␊
       ␊
-      | Table   | Heading |␊
-      |---------|---------|␊
-      | Cell    | Cell    |␊
-      | Cell    | Cell    |␊
-        {MD055} | Cell    |␊
+      | Table   | Header |␊
+      |---------|--------|␊
+      | Cell    | Cell   |␊
+      | Cell    | Cell   |␊
+        {MD055} | Cell   |␊
       ␊
       ## Followed by Text␊
       ␊
-      | Table | Heading |␊
-      |-------|---------|␊
-      | Cell  | Cell    |␊
-      {MD055} Text␊
+      | Table | Header |␊
+      |-------|--------|␊
+      | Cell  | Cell   |␊
+      {MD055} {MD056} Text␊
       ␊
       ## Table inside Blockquote␊
       ␊
@@ -53919,15 +54885,15 @@ Generated by [AVA](https://avajs.dev).
       ␊
       ## Well-Formed␊
       ␊
-      | Table | Heading |␊
-      |-------|---------|␊
-      | Cell  | Cell    |␊
+      | Table | Header |␊
+      |-------|--------|␊
+      | Cell  | Cell   |␊
       ␊
-      | Table | Heading |␊
-      |-------|---------|␊
-      | Cell  | Cell    |␊
-      | Cell  | Cell    |␊
-      | Cell  | Cell    |␊
+      | Table | Header |␊
+      |-------|--------|␊
+      | Cell  | Cell   |␊
+      | Cell  | Cell   |␊
+      | Cell  | Cell   |␊
       ␊
       ## Leading and Trailing Spaces␊
       ␊
diff --git a/test/snapshots/markdownlint-test-scenarios.js.snap b/test/snapshots/markdownlint-test-scenarios.js.snap
index 595caa5f..51e3afcb 100644
Binary files a/test/snapshots/markdownlint-test-scenarios.js.snap and b/test/snapshots/markdownlint-test-scenarios.js.snap differ
diff --git a/test/table-column-count.md b/test/table-column-count.md
new file mode 100644
index 00000000..79cbb4a4
--- /dev/null
+++ b/test/table-column-count.md
@@ -0,0 +1,141 @@
+# Table Column Count
+
+## Expected
+
+| Table |
+|-------|
+| Cell  |
+| Cell  |
+| Cell  |
+
+| Table | Header |
+|-------|--------|
+| Cell  | Cell   |
+| Cell  | Cell   |
+| Cell  | Cell   |
+
+| Table | Header | Header |
+|-------|--------|--------|
+| Cell  | Cell   | Cell   |
+| Cell  | Cell   | Cell   |
+| Cell  | Cell   | Cell   |
+
+ Table | Header
+-------|--------
+ Cell  | Cell
+
+{MD055:-4} {MD055:-3} {MD055:-2}
+
+ | Table | Header | 
+ |-------|--------| 
+ | Cell  | Cell   | 
+
+{MD009:-4} {MD009:-3} {MD009:-2}
+
+## Blank
+
+| Table |
+|-------|
+|       |
+| Cell  |
+
+| Table | Header | Header |
+|-------|--------|--------|
+|       | Cell   | Cell   |
+| Cell  |        | Cell   |
+| Cell  | Cell   |        |
+|       |        |        |
+
+## Too Few
+
+| Table | Header |
+|-------|--------|
+| Cell  |
+| Cell  | Cell   |
+| Cell  |
+
+{MD056:-4} {MD056:-2}
+
+| Table | Header | Header |
+|-------|--------|--------|
+| Cell  |
+| Cell  | Cell   |
+| Cell  | Cell   | Cell   |
+
+{MD056:-4} {MD056:-3}
+
+ Table | Header
+-------|--------
+ Cell
+
+{MD055:-4} {MD055:-3} {MD055:-2} {MD056:-2}
+
+ | Table | Header | 
+ |-------|--------| 
+ | Cell  | 
+
+{MD009:-4} {MD009:-3} {MD009:-2} {MD056:-2}
+
+## Too Many
+
+| Table |
+|-------|
+| Cell  |
+| Cell  | Cell  |
+| Cell  |
+
+{MD056:-3}
+
+| Table | Header |
+|-------|--------|
+| Cell  | Cell   | Cell | Cell |
+| Cell  | Cell   | Cell |
+| Cell  | Cell   |
+
+{MD056:-4} {MD056:-3}
+
+| Table | Header | Header |
+|-------|--------|--------|
+| Cell  | Cell   | Cell   | Cell |
+| Cell  | Cell   | Cell   |
+| Cell  | Cell   | Cell   | Cell | Cell |
+
+{MD056:-4} {MD056:-2}
+
+ Table | Header
+-------|--------
+ Cell  | Cell   | Cell
+
+{MD055:-4} {MD055:-3} {MD055:-2} {MD056:-2}
+
+ | Table | Header | 
+ |-------|--------| 
+ | Cell  | Cell   | Cell   | 
+
+{MD009:-4} {MD009:-3} {MD009:-2} {MD056:-2}
+
+## Mixed
+
+| Table |
+|-------|
+| Cell  | Cell |
+| Cell  |
+| Cell  | Cell |
+
+{MD056:-4} {MD056:-2}
+
+| Table | Header |
+|-------|--------|
+| Cell  | Cell   | Cell |
+| Cell  |
+| Cell  | Cell   |
+
+{MD056:-4} {MD056:-3}
+
+| Table | Header | Header |
+|-------|--------|--------|
+| Cell  | Cell   | Cell   |
+| Cell  | Cell   | Cell   | Cell |
+| Cell  |
+
+{MD056:-3} {MD056:-2}
diff --git a/test/table-pipe-style.md b/test/table-pipe-style.md
index aba8bcce..e419549e 100644
--- a/test/table-pipe-style.md
+++ b/test/table-pipe-style.md
@@ -6,7 +6,7 @@
   }
 } -->
 
-## Missing in Heading Row
+## Missing in Header Row
 
 | Table | {MD055}
 |-------|---------|
@@ -19,111 +19,111 @@
 
 ## Missing in Separator Row
 
-| Table | Heading |
-|-------|---------
+| Table | Header |
+|-------|--------
 
 {MD055:-2}
 
-| Table | Heading |
- -------|---------|
+| Table | Header |
+ -------|--------|
 
 {MD055:-2}
 
-| Table | Heading |
- -------|---------
+| Table | Header |
+ -------|--------
 
 {MD055:-2}
 
 ## Missing Leading and Trailing
 
- {MD055} | Heading
----------|---------
+ {MD055} | Header
+---------|--------
  {MD055} | Cell
 
 {MD055:-3}
 
- {MD055} | Heading
---------:|:-------:
+ {MD055} | Header
+--------:|:------:
  {MD055} | Cell
 
 {MD055:-3}
 
-| Table   | Heading |
-|--------:|:--------|
+| Table   | Header |
+|--------:|:-------|
   {MD055} | Cell
 
-| Table   | Heading |
-|---------|---------|
+| Table   | Header |
+|---------|--------|
   {MD055} | Cell
-| Cell    | Cell    |
-| Cell    | Cell    |
+| Cell    | Cell   |
+| Cell    | Cell   |
 
-| Table   | Heading |
-|---------|---------|
-| Cell    | Cell    |
+| Table   | Header |
+|---------|--------|
+| Cell    | Cell   |
   {MD055} | Cell
-| Cell    | Cell    |
+| Cell    | Cell   |
 
-| Table   | Heading |
-|---------|---------|
-| Cell    | Cell    |
-| Cell    | Cell    |
+| Table   | Header |
+|---------|--------|
+| Cell    | Cell   |
+| Cell    | Cell   |
   {MD055} | Cell
 
 ## Missing Trailing
 
-| Table   | Heading |
-|--------:|:--------|
+| Table   | Header |
+|--------:|:-------|
 | {MD055} | Cell
 
-| Table   | Heading |
-|---------|---------|
+| Table   | Header |
+|---------|--------|
 | {MD055} | Cell
-| Cell    | Cell    |
-| Cell    | Cell    |
+| Cell    | Cell   |
+| Cell    | Cell   |
 
-| Table   | Heading |
-|---------|---------|
-| Cell    | Cell    |
+| Table   | Header |
+|---------|--------|
+| Cell    | Cell   |
 | {MD055} | Cell
-| Cell    | Cell    |
+| Cell    | Cell   |
 
-| Table   | Heading |
-|---------|---------|
-| Cell    | Cell    |
-| Cell    | Cell    |
+| Table   | Header |
+|---------|--------|
+| Cell    | Cell   |
+| Cell    | Cell   |
 | {MD055} | Cell
 
 ## Missing Leading
 
-| Table   | Heading |
-|--------:|:--------|
-  {MD055} | Cell    |
+| Table   | Header |
+|--------:|:-------|
+  {MD055} | Cell   |
 
-| Table   | Heading |
-|---------|---------|
-  {MD055} | Cell    |
-| Cell    | Cell    |
-| Cell    | Cell    |
+| Table   | Header |
+|---------|--------|
+  {MD055} | Cell   |
+| Cell    | Cell   |
+| Cell    | Cell   |
 
-| Table   | Heading |
-|---------|---------|
-| Cell    | Cell    |
-  {MD055} | Cell    |
-| Cell    | Cell    |
+| Table   | Header |
+|---------|--------|
+| Cell    | Cell   |
+  {MD055} | Cell   |
+| Cell    | Cell   |
 
-| Table   | Heading |
-|---------|---------|
-| Cell    | Cell    |
-| Cell    | Cell    |
-  {MD055} | Cell    |
+| Table   | Header |
+|---------|--------|
+| Cell    | Cell   |
+| Cell    | Cell   |
+  {MD055} | Cell   |
 
 ## Followed by Text
 
-| Table | Heading |
-|-------|---------|
-| Cell  | Cell    |
-{MD055} Text
+| Table | Header |
+|-------|--------|
+| Cell  | Cell   |
+{MD055} {MD056} Text
 
 ## Table inside Blockquote
 
@@ -133,15 +133,15 @@
 
 ## Well-Formed
 
-| Table | Heading |
-|-------|---------|
-| Cell  | Cell    |
+| Table | Header |
+|-------|--------|
+| Cell  | Cell   |
 
-| Table | Heading |
-|-------|---------|
-| Cell  | Cell    |
-| Cell  | Cell    |
-| Cell  | Cell    |
+| Table | Header |
+|-------|--------|
+| Cell  | Cell   |
+| Cell  | Cell   |
+| Cell  | Cell   |
 
 ## Leading and Trailing Spaces