New Jersey tint rules at a glance
- Front side windows
- No film
- No aftermarket film allowed
- Back side windows
- Any
- Any darkness allowed
- Rear window
- Any
- Any darkness allowed
- Windshield
- No film or tint on the windshield unless the owner holds an MVC medical exemption.
- Medical exemption
- Yes, with documentation
- Sticker or certificate
- Not required
- Two outside mirrors
- Not required
- Penalty
- Fine-only equipment violation (N.J.S.A. 39:3-74); driving without the exemption card is up to $100 and installer rule breaches up to $1,000, then $5,000 (39:3-75.3).
VLT is the share of light the glass lets through, film and glass together. Source: N.J.S.A. 39:3-74; 39:3-75.1 to 75.3, checked Nov 5, 2026. Laws change; confirm with the statute before tinting.
New Jersey regulates window tint through N.J.S.A. 39:3-74; 39:3-75.1 to 75.3. Below: the minimum visible light transmission (VLT) for each window, the windshield rule, what counts as too reflective, who can get a medical exemption, and how an officer checks a car at the roadside.
Legal tint limits in New Jersey
- Front side windows: no aftermarket film allowed.
- Back side windows: any darkness.
- Rear window: any darkness.
Front door windows take no film at all in New Jersey; the percentages that matter are the ones behind the driver.
VLT is measured through film and glass together. Factory glass already blocks some light, usually landing between 70% and 80% VLT before any film, so a roll sold as "35%" on a window that started at 75% ends up darker than 35% once installed. Officers meter the finished window, not the box the film came in.
Windshield
No film or tint on the windshield unless the owner holds an MVC medical exemption.
Federal standard FMVSS 205 sets the baseline for the glass itself: the windshield and front side windows of a new car must transmit at least 70% of visible light. State law decides what film may be added afterwards, which is why the windshield rule is usually a strip above the AS-1 line rather than a percentage.
Reflective and colored film
New Jersey's statute sets no separate reflectivity limit; the VLT limits above still apply to metallic and mirrored films. No film colors are singled out.
Medical exemptions
New Jersey allows darker tint with a medical exemption. An ophthalmologist or plenary-licensed physician certifies photosensitivity; MVC pre-approves, a licensed installer applies the film, and a 48-month certificate must be carried in the car.
Stickers, mirrors and enforcement
No sticker or certificate is required for legal tint. Tinting the rear window does not trigger a second-mirror requirement. Fine-only equipment violation (N.J.S.A. 39:3-74); driving without the exemption card is up to $100 and installer rule breaches up to $1,000, then $5,000 (39:3-75.3).
In practice
New Jersey has no VLT percentages for passenger cars: the windshield and front door windows may carry no film at all, while windows behind the driver may be any darkness. Numeric standards exist only for medically exempt vehicles and are set by MVC regulation; approved applicants must use an MVC-licensed installer and keep the 48-month certificate in the car. In State v. Smith (2022) the state Supreme Court held the inspection-code tint standard does not apply to private cars and a stop needs evidence the tint hid occupants or contents. Bills to add tint checks to inspection were pending in…
Sources
Checked Nov 5, 2026. Laws change; confirm with the statute before tinting.
Common questions about tint in New Jersey
Can I tint my front windows in New Jersey?
No. New Jersey does not allow aftermarket film on the front door windows for ordinary drivers; only a documented medical exemption, where the state offers one, changes that.
Can I tint my windshield in New Jersey?
No film or tint on the windshield unless the owner holds an MVC medical exemption. Film below that line is not permitted for ordinary drivers.
Does New Jersey allow darker tint for medical reasons?
Yes, with documentation. An ophthalmologist or plenary-licensed physician certifies photosensitivity; MVC pre-approves, a licensed installer applies the film, and a 48-month certificate must be carried in the car.
What happens if my tint is too dark in New Jersey?
Fine-only equipment violation (N.J.S.A. 39:3-74); driving without the exemption card is up to $100 and installer rule breaches up to $1,000, then $5,000 (39:3-75.3).
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