50% VLT Tint on Front in North Dakota
Installing a 50% VLT film on your front side windows is fully legal (any film in the 50% - 100% VLT range is compliant) under North Dakota Century Code Section 39-21-39.
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ND Technical VLT Blueprint
Interactive diagnostic spec sheet
VLT Compliance Analysis
Visible Light Transmission (VLT) measures the amount of light passing through the glass. In North Dakota, front side window glass must transmit a minimum of 50% light.
A 50% VLT window tint on front side windows is legal in North Dakota. Keep your professional installation invoice in your vehicle as verification.
50% Tint Compliance Metrics Check
Passenger Sedans
| Windshield: | Non-reflective tint allowed above AS-1 line or top 5 inches |
| Front Side: | (Limit: 50%)✓ LEGAL |
| Rear Side: | (Any)✓ LEGAL |
| Rear Window: | (Any)✓ LEGAL |
SUVs, Trucks & Vans
| Windshield: | Non-reflective tint allowed above AS-1 line or top 5 inches |
| Front Side: | (Limit: 50%)✓ LEGAL |
| Rear Side: | (Any)✓ LEGAL |
| Rear Window: | (Any)✓ LEGAL |
Penalty Enforcement Schedule
If local enforcement pulls you over and tests your glass using an electronic light transmission meter, results below 50% VLT trigger local penalties.
| Infraction Class | Fine Schedule |
|---|---|
| First Offense | $20 infraction fine |
| Physical Compliance Check | Mandatory Verification |
Full State Database
Window tint codes regulate windshields, rear sides, and rear windshields under distinct parameters.
See All North Dakota Rules