diff --git a/workflow-templates/assets/sync-labels/arduino-tooling-gh-label-configuration-schema.json b/workflow-templates/assets/sync-labels/arduino-tooling-gh-label-configuration-schema.json
index 26377ad2..3d7c69d5 100644
--- a/workflow-templates/assets/sync-labels/arduino-tooling-gh-label-configuration-schema.json
+++ b/workflow-templates/assets/sync-labels/arduino-tooling-gh-label-configuration-schema.json
@@ -9,16 +9,21 @@
     "type": "object",
     "properties": {
       "name": {
-        "type": "string",
-        "maxLength": 50,
-        "anyOf": [
+        "allOf": [
           {
-            "$comment": "Standardized label format",
-            "pattern": "^.+: .+$"
+            "$ref": "#/$defs/name_base"
           },
           {
-            "$comment": "Allowed exceptions to the standardized format",
-            "enum": ["help wanted"]
+            "anyOf": [
+              {
+                "$comment": "Standardized label format",
+                "pattern": "^.+: .+$"
+              },
+              {
+                "$comment": "Allowed exceptions to the standardized format",
+                "enum": ["help wanted"]
+              }
+            ]
           }
         ]
       },
@@ -45,14 +50,20 @@
         "maxLength": 100
       },
       "aliases": {
-        "type": "array"
-      },
-      "notes": {
-        "type": "string",
-        "minLength": 1
+        "type": "array",
+        "items": {
+          "$ref": "#/$defs/name_base"
+        }
       }
     },
     "additionalProperties": false,
     "required": ["name", "color", "description"]
+  },
+  "$defs": {
+    "name_base": {
+      "$comment": "Fundamental requirements",
+      "type": "string",
+      "maxLength": 50
+    }
   }
 }
diff --git a/workflow-templates/assets/sync-labels/tooling.yml b/workflow-templates/assets/sync-labels/tooling.yml
index 84746f34..e49af443 100644
--- a/workflow-templates/assets/sync-labels/tooling.yml
+++ b/workflow-templates/assets/sync-labels/tooling.yml
@@ -19,9 +19,8 @@
 - name: "architecture: arm"
   color: ff00ff
   description: Specific to ARM host architecture
+# Vulnerability disclosures are made following the procedure at:
+# https://github.com/arduino/.github/blob/master/SECURITY.md
 - name: "topic: security"
   color: ff0000
   description: Related to the protection of user data
-  notes: |
-    Vulnerability disclosures are made following the procedure at:
-    https://github.com/arduino/.github/blob/master/SECURITY.md
diff --git a/workflow-templates/assets/sync-labels/universal.yml b/workflow-templates/assets/sync-labels/universal.yml
index 373be873..be101adb 100644
--- a/workflow-templates/assets/sync-labels/universal.yml
+++ b/workflow-templates/assets/sync-labels/universal.yml
@@ -22,12 +22,11 @@
 - name: "conclusion: off topic"
   color: "ff0000"
   description: Off topic for this repository
+# For use when it's not possible to do a true transfer
+# (PRs, different organizations, or maintainer doesn't have write permissions in target repo).
 - name: "conclusion: moved"
   color: "940404"
   description: Issue/PR moved to another repository
-  notes: |
-    For use when it's not possible to do a true transfer
-    (PRs, different organizations, or maintainer doesn't have write permissions in target repo).
 - name: "conclusion: resolved"
   color: "00ff00"
   description: Issue was resolved
@@ -43,11 +42,10 @@
 - name: "criticality: low"
   color: "c0c0c0"
   description: Of low impact
+# Distinct from the criticality labels in that priority is assigned based on estimated effort in addition to impact.
 - name: "priority: high"
   color: "ffa200"
   description: Resolution is a high priority
-  notes: |
-    Distinct from the criticality labels in that priority is assigned based on estimated effort in addition to impact.
 - name: "priority: medium"
   color: "ffff00"
   description: Resolution is a medium priority
@@ -72,12 +70,11 @@
 - name: "status: blocked"
   color: "940404"
   description: Progress on this prevented by an external cause
+# Ideally this would be "status: help wanted", but GitHub gives this label special treatment so it's best to leave it
+# stock.
 - name: help wanted
   color: "ffa200"
   description: Assistance from the community is especially welcome
-  notes: |
-    Ideally this would be "status: help wanted", but GitHub gives this label special treatment so it's best to leave it
-    stock.
 - name: "topic: infrastructure"
   color: "00ffff"
   description: Related to repository infrastructure
@@ -89,22 +86,21 @@
   description: Related to documentation for the project
   aliases:
     - documentation
+# This includes bugs, but avoids confusion for use in non-code contexts.
 - name: "type: imperfection"
   color: "ff0000"
   description: Perceived defect in any part of project
   aliases:
     - bug
-  notes: This includes bugs, but avoids confusion for use in non-code contexts.
 - name: "type: enhancement"
   color: "008000"
   description: Proposed improvement
   aliases:
     - enhancement
+# All support request issues must be closed as "conclusion: invalid", redirecting the user to the Arduino forum, but
+# it's still useful to label the closed issues and this type doesn't fit into the imperfection/enhancement dichotomy.
 - name: "type: support"
   color: "ff0000"
   description: "OT: Request for help using the project"
   aliases:
     - question
-  notes: |
-    All support request issues must be closed as "conclusion: invalid", redirecting the user to the Arduino forum, but
-    it's still useful to label the closed issues and this type doesn't fit into the imperfection/enhancement dichotomy.