diff --git a/.github/workflows/commitlint.yml b/.github/workflows/commitlint.yml
new file mode 100644
index 0000000..7bfd4f7
--- /dev/null
+++ b/.github/workflows/commitlint.yml
@@ -0,0 +1,18 @@
+name: commitlint
+on:
+  pull_request:
+    types: [opened, reopened, synchronize]
+
+permissions:
+  contents: read
+  pull-requests: read
+
+jobs:
+  commitlint:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+      # PR의 모든 커밋 메시지를 conventional commits 규칙으로 검사한다 (commitlint.config.mjs 사용)
+      - uses: wagoid/commitlint-github-action@v6
diff --git a/.gitignore b/.gitignore
index a5b2aed..35c0dd5 100644
--- a/.gitignore
+++ b/.gitignore
@@ -7,3 +7,5 @@
 !/defaults.yaml
 !/docs/
 !/policies/
+!/.github/
+!/commitlint.config.mjs
diff --git a/commitlint.config.mjs b/commitlint.config.mjs
new file mode 100644
index 0000000..2ad615a
--- /dev/null
+++ b/commitlint.config.mjs
@@ -0,0 +1,18 @@
+// Conventional Commits 1.0.0 기반 + 한글 커밋 메시지 규칙 (조직 공통 설정 — pilot과 동일)
+export default {
+  extends: ['@commitlint/config-conventional'],
+  rules: {
+    'type-enum': [
+      2,
+      'always',
+      ['feat', 'fix', 'perf', 'refactor', 'style', 'docs', 'test', 'build', 'ci', 'chore', 'revert']
+    ],
+    'scope-case': [0],
+    'subject-case': [0],
+    'subject-max-length': [2, 'always', 50],
+    'subject-full-stop': [2, 'never', '.'],
+    'header-max-length': [2, 'always', 72],
+    'body-leading-blank': [2, 'always'],
+    'footer-leading-blank': [2, 'always']
+  }
+}