diff --git a/api/.gitignore b/api/.gitignore
index 043f3fa0..0450c053 100644
--- a/api/.gitignore
+++ b/api/.gitignore
@@ -3,6 +3,7 @@ docs/*.md
 
 # subsequent PRs will un-ignore areas that are under review until
 # all docs are complete and we can drop this ignore file entirely
+!docs/tough-cookie.pathmatch.md
 !docs/tough-cookie.canonicaldomain.md
 !docs/tough-cookie.getpublicsuffix.md
 !docs/tough-cookie.getpublicsuffixoptions.md
diff --git a/api/docs/tough-cookie.pathmatch.md b/api/docs/tough-cookie.pathmatch.md
new file mode 100644
index 00000000..406adac4
--- /dev/null
+++ b/api/docs/tough-cookie.pathmatch.md
@@ -0,0 +1,75 @@
+<!-- Do not edit this file. It is automatically generated by API Documenter. -->
+
+[Home](./index.md) &gt; [tough-cookie](./tough-cookie.md) &gt; [pathMatch](./tough-cookie.pathmatch.md)
+
+## pathMatch() function
+
+Answers "does the request-path path-match a given cookie-path?" as per [RFC6265 Section 5.1.4](https://www.rfc-editor.org/rfc/rfc6265.html#section-5.1.4)<!-- -->. This is essentially a prefix-match where cookiePath is a prefix of reqPath.
+
+**Signature:**
+
+```typescript
+export declare function pathMatch(reqPath: string, cookiePath: string): boolean;
+```
+
+## Parameters
+
+<table><thead><tr><th>
+
+Parameter
+
+
+</th><th>
+
+Type
+
+
+</th><th>
+
+Description
+
+
+</th></tr></thead>
+<tbody><tr><td>
+
+reqPath
+
+
+</td><td>
+
+string
+
+
+</td><td>
+
+the path of the request
+
+
+</td></tr>
+<tr><td>
+
+cookiePath
+
+
+</td><td>
+
+string
+
+
+</td><td>
+
+the path of the cookie
+
+
+</td></tr>
+</tbody></table>
+**Returns:**
+
+boolean
+
+## Remarks
+
+A request-path path-matches a given cookie-path if at least one of the following conditions holds:
+
+- The cookie-path and the request-path are identical. - The cookie-path is a prefix of the request-path, and the last character of the cookie-path is %x2F ("/"). - The cookie-path is a prefix of the request-path, and the first character of the request-path that is not included in the cookie-path is a %x2F ("/") character.
+
diff --git a/api/tough-cookie.api.md b/api/tough-cookie.api.md
index 59e2f9f8..869d032f 100644
--- a/api/tough-cookie.api.md
+++ b/api/tough-cookie.api.md
@@ -275,7 +275,7 @@ export const parse: (str: string, options?: {
 // @public (undocumented)
 export function parseDate(str: Nullable<string>): Date | undefined;
 
-// @public (undocumented)
+// @public
 export function pathMatch(reqPath: string, cookiePath: string): boolean;
 
 // @public (undocumented)
diff --git a/lib/pathMatch.ts b/lib/pathMatch.ts
index 36245607..927aa4a1 100644
--- a/lib/pathMatch.ts
+++ b/lib/pathMatch.ts
@@ -1,37 +1,18 @@
-/*!
- * Copyright (c) 2015, Salesforce.com, Inc.
- * All rights reserved.
+/**
+ * Answers "does the request-path path-match a given cookie-path?" as per {@link https://www.rfc-editor.org/rfc/rfc6265.html#section-5.1.4 | RFC6265 Section 5.1.4}.
+ * This is essentially a prefix-match where cookiePath is a prefix of reqPath.
  *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
+ * @remarks
+ * A request-path path-matches a given cookie-path if at least one of
+ * the following conditions holds:
  *
- * 1. Redistributions of source code must retain the above copyright notice,
- * this list of conditions and the following disclaimer.
+ * - The cookie-path and the request-path are identical.
+ * - The cookie-path is a prefix of the request-path, and the last character of the cookie-path is %x2F ("/").
+ * - The cookie-path is a prefix of the request-path, and the first character of the request-path that is not included in the cookie-path is a %x2F ("/") character.
  *
- * 2. Redistributions in binary form must reproduce the above copyright notice,
- * this list of conditions and the following disclaimer in the documentation
- * and/or other materials provided with the distribution.
- *
- * 3. Neither the name of Salesforce.com nor the names of its contributors may
- * be used to endorse or promote products derived from this software without
- * specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
- * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
- */
-
-/*
- * "A request-path path-matches a given cookie-path if at least one of the
- * following conditions holds:"
+ * @param reqPath - the path of the request
+ * @param cookiePath - the path of the cookie
+ * @public
  */
 export function pathMatch(reqPath: string, cookiePath: string): boolean {
   // "o  The cookie-path and the request-path are identical."