diff --git a/.github/workflows/CI_ReSim_trigger.yml b/.github/workflows/CI_ReSim_trigger.yml
new file mode 100644
index 0000000000..cbc3863230
--- /dev/null
+++ b/.github/workflows/CI_ReSim_trigger.yml
@@ -0,0 +1,52 @@
+name: CI_ReSim_trigger
+
+on: 
+  pull_request_target:
+    types: [opened, labeled,  synchronize, reopened]  
+    branches:
+      - master
+      - maint/**
+permissions:
+  contents: read
+  
+jobs:
+  run:
+    runs-on: ubuntu-latest
+    steps: 
+      - uses: actions/github-script@3a2844b7e9c422d3c10d287c895573f7108da1b3 # v9.0.0
+        with:
+          github-token: ${{ secrets.LTX_SIMULATION_TOKEN }}
+          script: |
+            const prNumber = context.payload.pull_request?.number ?? context.payload.number;
+
+            const { data: pr } = await github.rest.pulls.get({
+              owner: context.repo.owner,
+              repo: context.repo.repo,
+              pull_number: prNumber,
+            });
+
+            const labels = (pr.labels || []).map(l => typeof l === 'string' ? l : l.name);
+            const hasLabel = labels.includes('ready_for_ci');
+            const author = context.payload.pull_request.user.login;
+
+            const isLabeledEvent = context.payload.action === 'labeled';
+            const addedLabel = context.payload.label?.name;
+
+            if (isLabeledEvent && addedLabel !== 'ready_for_ci') {
+              core.info(`Ignoring label event for: ${addedLabel}`);
+              return;
+            }
+            
+            await github.rest.repos.createDispatchEvent({
+              owner: '${{ secrets.PRIVATE_CI_OWNER }}',
+              repo: '${{ secrets.PRIVATE_CI_REPO }}',
+              event_type: 'CI_trigger_type',
+              client_payload: {
+                number: prNumber,
+                head_sha: pr.head.sha,
+                base_sha: pr.base.sha,
+                has_label: hasLabel,
+                author: author,
+                github_repo: context.repo.full_name
+              }
+            });