diff --git a/csaf_2.1/prose/edit/src/conformance.md b/csaf_2.1/prose/edit/src/conformance.md
index c46bfad5b..373ad58a1 100644
--- a/csaf_2.1/prose/edit/src/conformance.md
+++ b/csaf_2.1/prose/edit/src/conformance.md
@@ -536,6 +536,8 @@ Secondly, the program fulfills the following for all items of:
 * `/document/publisher/category`: If the value is `other`, the CSAF 2.0 to CSAF 2.1 converter SHOULD output a warning that some parties have
   been regrouped into the new value `multiplier`. An option to suppress this warning MUST exist. In addition, an option SHOULD be provided to
   set the value to `multiplier`.
+* `/document/title`: If the value contains the `/document/tracking/id`, the CSAF 2.0 to CSAF 2.1 converter MUST remove the `/document/tracking/id`
+  from the `/document/title`. In addition, separating characters including but not limited to whitespace, colon, dash and brackets MUST be removed.
 * `/vulnerabilities[]/cwes[]`: The CSAF 2.0 to CSAF 2.1 converter MUST determine the CWE specification version the given CWE was selected from by
   using the latest version that matches the `id` and `name` exactly and was published prior to the value of `/document/tracking/current_release_date`
   of the source document. If no such version exist, the first matching version published after the value of `/document/tracking/current_release_date`
diff --git a/csaf_2.1/prose/edit/src/tests-02-optional.md b/csaf_2.1/prose/edit/src/tests-02-optional.md
index 602353da0..6b4cb4474 100644
--- a/csaf_2.1/prose/edit/src/tests-02-optional.md
+++ b/csaf_2.1/prose/edit/src/tests-02-optional.md
@@ -679,3 +679,29 @@ The relevant path for this test is:
 ```
 
 > The first and second revision have the same timestamp.
+
+### Document Tracking ID in Title
+
+It MUST be tested that the `/document/title` does not contain the `/document/tracking/id`.
+
+The relevant path for this test is:
+
+```
+  /document/title
+```
+
+*Example 1 (which fails the test):*
+
+```
+    "title": "OASIS_CSAF_TC-CSAF_2.1-2024-6-2-22-01: Optional test: Document Tracking ID in Title (failing example 1)",
+    "tracking": {
+      // ...
+      "id": "OASIS_CSAF_TC-CSAF_2.1-2024-6-2-22-01",
+      // ...
+    }
+```
+
+> The document title contains the document tracking id.
+
+> A tool MAY remove the document tracking id from the document title.
+> It SHOULD also remove any separating characters including whitespace, colon, dash and brackets.
diff --git a/csaf_2.1/test/validator/data/optional/oasis_csaf_tc-csaf_2_1-2024-6-2-22-01.json b/csaf_2.1/test/validator/data/optional/oasis_csaf_tc-csaf_2_1-2024-6-2-22-01.json
new file mode 100644
index 000000000..e8c4dd91a
--- /dev/null
+++ b/csaf_2.1/test/validator/data/optional/oasis_csaf_tc-csaf_2_1-2024-6-2-22-01.json
@@ -0,0 +1,32 @@
+{
+  "$schema": "https://docs.oasis-open.org/csaf/csaf/v2.1/csaf_json_schema.json",
+  "document": {
+    "category": "csaf_base",
+    "csaf_version": "2.1",
+    "distribution": {
+      "tlp": {
+        "label": "CLEAR"
+      }
+    },
+    "publisher": {
+      "category": "other",
+      "name": "OASIS CSAF TC",
+      "namespace": "https://csaf.io"
+    },
+    "title": "OASIS_CSAF_TC-CSAF_2.1-2024-6-2-22-01: Optional test: Document Tracking ID in Title (failing example 1)",
+    "tracking": {
+      "current_release_date": "2024-01-21T10:00:00.000Z",
+      "id": "OASIS_CSAF_TC-CSAF_2.1-2024-6-2-22-01",
+      "initial_release_date": "2024-01-21T10:00:00.000Z",
+      "revision_history": [
+        {
+          "date": "2024-01-21T10:00:00.000Z",
+          "number": "1",
+          "summary": "Initial version."
+        }
+      ],
+      "status": "final",
+      "version": "1"
+    }
+  }
+}
diff --git a/csaf_2.1/test/validator/data/optional/oasis_csaf_tc-csaf_2_1-2024-6-2-22-02.json b/csaf_2.1/test/validator/data/optional/oasis_csaf_tc-csaf_2_1-2024-6-2-22-02.json
new file mode 100644
index 000000000..cdb22b043
--- /dev/null
+++ b/csaf_2.1/test/validator/data/optional/oasis_csaf_tc-csaf_2_1-2024-6-2-22-02.json
@@ -0,0 +1,32 @@
+{
+  "$schema": "https://docs.oasis-open.org/csaf/csaf/v2.1/csaf_json_schema.json",
+  "document": {
+    "category": "csaf_base",
+    "csaf_version": "2.1",
+    "distribution": {
+      "tlp": {
+        "label": "CLEAR"
+      }
+    },
+    "publisher": {
+      "category": "other",
+      "name": "OASIS CSAF TC",
+      "namespace": "https://csaf.io"
+    },
+    "title": "Optional test: Document Tracking ID in Title (failing example 2) (OASIS_CSAF_TC-CSAF_2.1-2024-6-2-22-02)",
+    "tracking": {
+      "current_release_date": "2024-01-21T10:00:00.000Z",
+      "id": "OASIS_CSAF_TC-CSAF_2.1-2024-6-2-22-02",
+      "initial_release_date": "2024-01-21T10:00:00.000Z",
+      "revision_history": [
+        {
+          "date": "2024-01-21T10:00:00.000Z",
+          "number": "1",
+          "summary": "Initial version."
+        }
+      ],
+      "status": "final",
+      "version": "1"
+    }
+  }
+}
diff --git a/csaf_2.1/test/validator/data/optional/oasis_csaf_tc-csaf_2_1-2024-6-2-22-03.json b/csaf_2.1/test/validator/data/optional/oasis_csaf_tc-csaf_2_1-2024-6-2-22-03.json
new file mode 100644
index 000000000..82f39780e
--- /dev/null
+++ b/csaf_2.1/test/validator/data/optional/oasis_csaf_tc-csaf_2_1-2024-6-2-22-03.json
@@ -0,0 +1,32 @@
+{
+  "$schema": "https://docs.oasis-open.org/csaf/csaf/v2.1/csaf_json_schema.json",
+  "document": {
+    "category": "csaf_base",
+    "csaf_version": "2.1",
+    "distribution": {
+      "tlp": {
+        "label": "CLEAR"
+      }
+    },
+    "publisher": {
+      "category": "other",
+      "name": "OASIS CSAF TC",
+      "namespace": "https://csaf.io"
+    },
+    "title": "Optional test: Document Tracking ID in Title (failing example 3) - OASIS_CSAF_TC-CSAF_2.1-2024-6-2-22-03",
+    "tracking": {
+      "current_release_date": "2024-01-21T10:00:00.000Z",
+      "id": "OASIS_CSAF_TC-CSAF_2.1-2024-6-2-22-03",
+      "initial_release_date": "2024-01-21T10:00:00.000Z",
+      "revision_history": [
+        {
+          "date": "2024-01-21T10:00:00.000Z",
+          "number": "1",
+          "summary": "Initial version."
+        }
+      ],
+      "status": "final",
+      "version": "1"
+    }
+  }
+}
diff --git a/csaf_2.1/test/validator/data/optional/oasis_csaf_tc-csaf_2_1-2024-6-2-22-04.json b/csaf_2.1/test/validator/data/optional/oasis_csaf_tc-csaf_2_1-2024-6-2-22-04.json
new file mode 100644
index 000000000..c127e67a2
--- /dev/null
+++ b/csaf_2.1/test/validator/data/optional/oasis_csaf_tc-csaf_2_1-2024-6-2-22-04.json
@@ -0,0 +1,32 @@
+{
+  "$schema": "https://docs.oasis-open.org/csaf/csaf/v2.1/csaf_json_schema.json",
+  "document": {
+    "category": "csaf_base",
+    "csaf_version": "2.1",
+    "distribution": {
+      "tlp": {
+        "label": "CLEAR"
+      }
+    },
+    "publisher": {
+      "category": "other",
+      "name": "OASIS CSAF TC",
+      "namespace": "https://csaf.io"
+    },
+    "title": "OASIS_CSAF_TC-CSAF_2.1-2024-6-2-22-04 - Optional test: Document Tracking ID in Title (failing example 4)",
+    "tracking": {
+      "current_release_date": "2024-01-21T10:00:00.000Z",
+      "id": "OASIS_CSAF_TC-CSAF_2.1-2024-6-2-22-04",
+      "initial_release_date": "2024-01-21T10:00:00.000Z",
+      "revision_history": [
+        {
+          "date": "2024-01-21T10:00:00.000Z",
+          "number": "1",
+          "summary": "Initial version."
+        }
+      ],
+      "status": "final",
+      "version": "1"
+    }
+  }
+}
diff --git a/csaf_2.1/test/validator/data/optional/oasis_csaf_tc-csaf_2_1-2024-6-2-22-11.json b/csaf_2.1/test/validator/data/optional/oasis_csaf_tc-csaf_2_1-2024-6-2-22-11.json
new file mode 100644
index 000000000..e396d1b61
--- /dev/null
+++ b/csaf_2.1/test/validator/data/optional/oasis_csaf_tc-csaf_2_1-2024-6-2-22-11.json
@@ -0,0 +1,32 @@
+{
+  "$schema": "https://docs.oasis-open.org/csaf/csaf/v2.1/csaf_json_schema.json",
+  "document": {
+    "category": "csaf_base",
+    "csaf_version": "2.1",
+    "distribution": {
+      "tlp": {
+        "label": "CLEAR"
+      }
+    },
+    "publisher": {
+      "category": "other",
+      "name": "OASIS CSAF TC",
+      "namespace": "https://csaf.io"
+    },
+    "title": "Optional test: Document Tracking ID in Title (valid example 1)",
+    "tracking": {
+      "current_release_date": "2024-01-21T10:00:00.000Z",
+      "id": "OASIS_CSAF_TC-CSAF_2.1-2024-6-2-22-11",
+      "initial_release_date": "2024-01-21T10:00:00.000Z",
+      "revision_history": [
+        {
+          "date": "2024-01-21T10:00:00.000Z",
+          "number": "1",
+          "summary": "Initial version."
+        }
+      ],
+      "status": "final",
+      "version": "1"
+    }
+  }
+}
diff --git a/csaf_2.1/test/validator/data/optional/oasis_csaf_tc-csaf_2_1-2024-6-2-22-12.json b/csaf_2.1/test/validator/data/optional/oasis_csaf_tc-csaf_2_1-2024-6-2-22-12.json
new file mode 100644
index 000000000..3fde85137
--- /dev/null
+++ b/csaf_2.1/test/validator/data/optional/oasis_csaf_tc-csaf_2_1-2024-6-2-22-12.json
@@ -0,0 +1,32 @@
+{
+  "$schema": "https://docs.oasis-open.org/csaf/csaf/v2.1/csaf_json_schema.json",
+  "document": {
+    "category": "csaf_base",
+    "csaf_version": "2.1",
+    "distribution": {
+      "tlp": {
+        "label": "CLEAR"
+      }
+    },
+    "publisher": {
+      "category": "other",
+      "name": "OASIS CSAF TC",
+      "namespace": "https://csaf.io"
+    },
+    "title": "Optional test: Document Tracking ID in Title (valid example 2) - different than OASIS_CSAF_TC-CSAF_2.1-2024-6-2-22-11",
+    "tracking": {
+      "current_release_date": "2024-01-21T10:00:00.000Z",
+      "id": "OASIS_CSAF_TC-CSAF_2.1-2024-6-2-22-12",
+      "initial_release_date": "2024-01-21T10:00:00.000Z",
+      "revision_history": [
+        {
+          "date": "2024-01-21T10:00:00.000Z",
+          "number": "1",
+          "summary": "Initial version."
+        }
+      ],
+      "status": "final",
+      "version": "1"
+    }
+  }
+}
diff --git a/csaf_2.1/test/validator/data/testcases.json b/csaf_2.1/test/validator/data/testcases.json
index 315205fb7..f4ef0c14a 100644
--- a/csaf_2.1/test/validator/data/testcases.json
+++ b/csaf_2.1/test/validator/data/testcases.json
@@ -1447,6 +1447,38 @@
         }
       ]
     },
+    {
+      "id": "6.2.22",
+      "group": "optional",
+      "failures": [
+        {
+          "name": "optional/oasis_csaf_tc-csaf_2_1-2024-6-2-22-01.json",
+          "valid": true
+        },
+        {
+          "name": "optional/oasis_csaf_tc-csaf_2_1-2024-6-2-22-02.json",
+          "valid": true
+        },
+        {
+          "name": "optional/oasis_csaf_tc-csaf_2_1-2024-6-2-22-03.json",
+          "valid": true
+        },
+        {
+          "name": "optional/oasis_csaf_tc-csaf_2_1-2024-6-2-22-04.json",
+          "valid": true
+        }
+      ],
+      "valid": [
+        {
+          "name": "optional/oasis_csaf_tc-csaf_2_1-2024-6-2-22-11.json",
+          "valid": true
+        },
+        {
+          "name": "optional/oasis_csaf_tc-csaf_2_1-2024-6-2-22-12.json",
+          "valid": true
+        }
+      ]
+    },
     {
       "id": "6.3.1",
       "group": "informative",
diff --git a/csaf_2.1/test/validator/testcases_json_schema.json b/csaf_2.1/test/validator/testcases_json_schema.json
index d4084cac2..cb215c906 100644
--- a/csaf_2.1/test/validator/testcases_json_schema.json
+++ b/csaf_2.1/test/validator/testcases_json_schema.json
@@ -62,7 +62,7 @@
           "title": "Number of the test",
           "description": "Contains the section number of the test in the specification.",
           "type": "string",
-          "pattern": "^6\\.(([1-3]\\.[1-9])|([12]\\.1[0-9])|(3\\.1[0-2])|([12]\\.2[0-1])|(1\\.2[2-68-9])|(1\\.27\\.([1-9]|10|11))|(1\\.3[0-4]))$"
+          "pattern": "^6\\.(([1-3]\\.[1-9])|([12]\\.1[0-9])|(3\\.1[0-2])|([12]\\.2[0-2])|(1\\.2[3-68-9])|(1\\.27\\.([1-9]|10|11))|(1\\.3[0-4]))$"
         },
         "valid": {
           "title": "List of valid examples",