diff --git a/.github/workflows/RemoveClosedIssuesFromProject.yaml b/.github/workflows/RemoveClosedIssuesFromProject.yaml
new file mode 100644
index 00000000000..a5df9432778
--- /dev/null
+++ b/.github/workflows/RemoveClosedIssuesFromProject.yaml
@@ -0,0 +1,52 @@
+name: Remove issue from project on specific close reasons
+
+on:
+  issues:
+    types: [closed]
+
+jobs:
+  delete-project-item:
+    runs-on: ubuntu-latest
+    if: ${{ github.event.issue.state_reason == 'duplicate' || github.event.issue.state_reason == 'not_planned' }}
+    permissions:
+      contents: read
+      issues: write
+    env:
+      GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+      ORG: ${{ github.repository_owner }}
+      PROJECT_NUMBER: 524 # https://github.com/orgs/dotnet/projects/524
+      ISSUE_NUMBER: ${{ github.event.issue.number }}
+    steps:
+      - name: Get issue items and close
+        run: |
+          # Get all project items associated with the issue
+          QUERY='
+            query FindProjectItemForIssue($owner: String!, $repo: String!, $issueNumber: Int!) {
+              repository(owner: $owner, name: $repo) {
+                issue(number: $issueNumber) {
+                  projectItems(first: 20) {
+                    nodes {
+                      id
+                      project {
+                        number
+                      }
+                    }
+                  }
+                }
+              }
+            }
+          '
+
+          RESULT=$(gh api graphql -f owner=$ORG -f repo=$REPO -F issueNumber=$ISSUE_NUMBER -f query="$QUERY")
+
+          # If the issue is on more than one project board, we'll receive multiple item results.
+          # Iterate over these and close the item with the correct project number.
+          echo $RESULT | jq -c '.data.repository.issue.projectItems.nodes[]' | while read -r obj; do
+            item_id=$(echo "$obj" | jq -r '.id')
+            project_number=$(echo "$obj" | jq '.project.number')
+
+            if [ "$project_number" -eq $PROJECT_NUMBER ]; then
+              echo "Closing project item with node id ${item_id} for issue $ISSUE_NUMBER"
+              gh project item-delete $PROJECT_NUMBER --id $item_id --owner $ORG
+            fi
+          done
diff --git a/EFCore.sln b/EFCore.sln
index fecc4fafa42..004fa7b620a 100644
--- a/EFCore.sln
+++ b/EFCore.sln
@@ -147,6 +147,13 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "EFCore.Tasks", "src\EFCore.
 EndProject
 Project("{F2A71F9B-5D33-465A-A702-920D77279786}") = "EFCore.FSharp.FunctionalTests", "test\EFCore.FSharp.FunctionalTests\EFCore.FSharp.FunctionalTests.fsproj", "{89180105-1D98-4844-9C24-3A5DA2C53329}"
 EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Github Workflows", "Github Workflows", "{28057041-CE74-A1DE-B319-31CF69B5168A}"
+	ProjectSection(SolutionItems) = preProject
+		.github\workflows\TestCosmos.yaml = .github\workflows\TestCosmos.yaml
+		.github\workflows\RemoveClosedIssuesFromProject.yaml = .github\workflows\RemoveClosedIssuesFromProject.yaml
+		.github\workflows\inter-branch-merge-flow.yml = .github\workflows\inter-branch-merge-flow.yml
+	EndProjectSection
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -444,6 +451,7 @@ Global
 		{2AC6A8AC-5C0A-422A-B21A-CDC8D75F20A3} = {258D5057-81B9-40EC-A872-D21E27452749}
 		{711EE8F3-F92D-4470-8B0B-25D8B13EF282} = {CE6B50B2-34AE-44C9-940A-4E48C3E1B3BC}
 		{89180105-1D98-4844-9C24-3A5DA2C53329} = {258D5057-81B9-40EC-A872-D21E27452749}
+		{28057041-CE74-A1DE-B319-31CF69B5168A} = {B9E4CC99-199C-4E3B-9EC5-D1FDFCD6C27B}
 	EndGlobalSection
 	GlobalSection(ExtensibilityGlobals) = postSolution
 		SolutionGuid = {285A5EB4-BCF4-40EB-B9E1-DF6DBCB5E705}