diff --git a/.github/workflows/validate-csv.yml b/.github/workflows/validate-csv.yml
new file mode 100644
index 0000000..c46d1f4
--- /dev/null
+++ b/.github/workflows/validate-csv.yml
@@ -0,0 +1,35 @@
+name: Validate CSV Files
+
+on:
+  pull_request:
+    branches:
+      - main
+      - master
+  push:
+    branches:
+      - main
+      - master
+
+jobs:
+  validate-csv:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+    
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v4
+      
+    - name: Set up Python
+      uses: actions/setup-python@v5
+      with:
+        python-version: '3.12'
+        
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install pytest==9.0.1
+        
+    - name: Run CSV validation tests
+      run: |
+        pytest tests/test_csv.py -v