diff --git a/.github/workflows/block-PR-with-no-merge-label.yml b/.github/workflows/block-PR-with-no-merge-label.yml
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+++ b/.github/workflows/block-PR-with-no-merge-label.yml
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+# .github/workflows/block-no-merge-label.yml
+name: Block PRs with "NO-MERGE" label
+
+on:
+  pull_request:
+    types: [labeled, unlabeled, synchronize, opened, reopened]
+
+jobs:
+  check-label:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check for "NO-MERGE" label
+        uses: actions/github-script@v7
+        with:
+          script: |
+            const labels = context.payload.pull_request.labels.map(label => label.name);
+            if (labels.includes("NO-MERGE")) {
+              core.setFailed("This pull request has a NO-MERGE label and cannot be merged.");
+            }
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