Maryland allows window tint on your car, but only within specific limits on darkness and reflectivity
Maryland law permits aftermarket window tint on passenger vehicles, but the state sets strict rules about how dark the tint can be and where you can explore it. The darkness limit is measured in visible light transmittance (VLT) — the percentage of light that passes through the tinted window. Different windows have different limits, and violating them can result in a traffic citation and a requirement to remove the tint.
The state also allows medical exemptions for people whose conditions require protection from sunlight, though you must carry documentation in your vehicle to avoid a citation. Understanding these rules before you tint your windows saves you money on removal costs and the hassle of a traffic stop.
Key Takeaways
- Front windshield tint is not permitted in Maryland except for a non-reflective strip at the top, and front side windows must allow at least 50 percent of light through.
- Rear and back side windows can be tinted as dark as you want, with no minimum light transmittance requirement.
- Tint cannot be reflective or metallic in appearance on any window, and the darkness limit applies to the combined effect of factory tint plus aftermarket tint.
- Medical exemptions are available through your doctor and the Maryland Motor Vehicle Administration, but you must carry the exemption certificate while driving.
- A police officer can issue a citation for illegal tint, and you will be ordered to remove it; failure to do so can result in additional fines.
Front windshield and front side window rules
Your front windshield cannot have any tint applied to it, with one exception: Maryland allows a non-reflective tinted strip along the top of the windshield, no more than 5 inches down from the top. This strip is meant to reduce glare and does not need to meet a specific darkness standard as long as it is not reflective.
Front side windows — the windows next to the driver and front passenger — must allow at least 50 percent of visible light to pass through. This means your tint cannot be darker than 50 percent VLT on these windows. If your vehicle came from the factory with tinted windows, the aftermarket tint you add must combine with the factory tint to still allow at least 50 percent light through overall.
The 50 percent rule exists because law enforcement needs to see into the vehicle during traffic stops, and drivers need adequate visibility to the sides while driving. Violations on front windows are the most common reason for tint citations in Maryland.
Rear and back side window limits
Maryland places no darkness limit on rear windows or back side windows. You can tint these windows as dark as you want, including limo tint or complete blackout, and remain within state law. The reasoning is that rear windows do not affect driver visibility or officer safety during traffic stops.
However, the tint still cannot be reflective or metallic. A reflective tint that bounces light back outward violates the law regardless of how dark it is, even on rear windows. If you are considering a very dark tint on rear windows, confirm with the tint shop that the product is not reflective.
Reflectivity and metallic tint restrictions
Maryland prohibits any window tint that is reflective or has a metallic appearance on any window of your vehicle, front or rear. Reflective tint is designed to bounce light away from the window rather than absorb it, and it can create glare that affects other drivers on the road.
Some aftermarket tint products are marketed as "mirror tint" or "chrome tint" and are explicitly reflective. These products are illegal in Maryland even if they meet the darkness requirements. Before purchasing tint, ask the shop whether the product is reflective or metallic; most quality shops will steer you toward non-reflective options that are legal in your state.
Medical exemptions and how to obtain one
If you have a medical condition that requires protection from sunlight — such as lupus, porphyria, or severe photosensitivity — you may be able to tint your windows darker than the law normally allows. Maryland's medical exemption allows you to exceed the normal darkness limits on front side windows if you have a doctor's certification.
To obtain a medical exemption, your doctor must complete a form stating that you have a medical condition requiring sun protection and that window tint is medically necessary. You then submit this form to the Maryland Motor Vehicle Administration (MVA) along with a request for an exemption certificate. The MVA will issue you a certificate that you must carry in your vehicle at all times while driving.
If you are stopped by police and have an exemption certificate, show it when ready. Without the certificate, even medically necessary tint will result in a citation. The exemption does not make you immune to traffic stops; it straightforward provides a legal defense if you are cited.
Penalties for illegal tint in Maryland
A police officer can issue a citation for window tint that violates Maryland law. The citation is typically a traffic violation, not a criminal charge, but it carries a fine and a requirement to remove the illegal tint within a specified timeframe — usually 30 days.
If you do not remove the tint by the important date, you can receive an additional citation for failure to comply. Repeated violations or failure to comply can result in higher fines. The citation also goes on your driving record, which can affect your insurance rates.
Some jurisdictions in Maryland may have local ordinances that are stricter than state law, though state law is the baseline. Check with your local police department or county if you want to know whether your area has additional restrictions.
How to measure your tint darkness before installation
If you are unsure whether your current tint or a tint you are considering meets Maryland's limits, you can measure it using a tint meter — a device that measures visible light transmittance. Some tint shops have meters and will test your windows for free or a small fee. You can also purchase an inexpensive meter online if you plan to check multiple vehicles.
To test your windows, place the meter against the outside of the window and take a reading. A reading of 50 percent or higher on front side windows means you are legal. Rear windows have no limit, so any reading is acceptable. If you are considering tinting a vehicle before purchase, ask the dealer or seller whether they can provide documentation of the tint darkness.
Many tint shops in Maryland are familiar with state law and will not install tint that violates it. However, some shops operate in neighboring states with different rules and may not be familiar with Maryland's specific limits. Always confirm the darkness limit with your shop before installation, and ask them to document the VLT of the tint they install.
Frequently Asked Questions
Can I have tint on my front windshield at all?
You can have a non-reflective tinted strip no more than 5 inches down from the top of the windshield. The rest of the windshield must remain clear. This strip is the only tint allowed on the front windshield in Maryland.
What happens if I get pulled over with illegal tint?
The officer will issue you a citation and order you to remove the tint within a specified timeframe, usually 30 days. If you do not remove it by the important date, you can receive an additional citation and fine. Show your medical exemption certificate when ready if you have one.
Does factory tint count toward the darkness limit?
Yes. If your vehicle came with factory-tinted windows, any aftermarket tint you add must combine with the factory tint to still meet the state limits. For front side windows, the combined effect must allow at least 50 percent light through. Ask your tint shop to account for factory tint when measuring.
Can I tint my rear windows as dark as I want?
Yes, Maryland has no darkness limit on rear or back side windows. You can use limo tint or complete blackout on these windows. The tint cannot be reflective or metallic, but darkness itself is not restricted.
How do I get a medical exemption for darker tint?
Your doctor must complete a medical exemption form stating you have a condition requiring sun protection. Submit the form to the Maryland MVA and request an exemption certificate. You must carry this certificate in your vehicle while driving; without it, darker tint is still illegal even if medically necessary.