The short answer
Pick a tint shop that knows Minnesota’s tint law and will tell you what is legal, explains the difference between dyed, carbon and ceramic films, installs indoors in a clean bay, shows you finished work on cars like yours, and gives written warranty terms for the film you choose.
Minnesota tint law in brief
| Window | Rule under Minn. Stat. 169.71 |
|---|---|
| Windshield | No film that reduces light or adds reflectivity |
| Front and rear side windows, rear window | At least 50% visible light transmission (plus or minus 3%) |
| Reflectivity, side and rear | No more than 20% luminous reflectance (plus or minus 3%) |
| Any window | No mirrored or highly reflective look |
| Exceptions | Pickup rear windows; van windows behind the driver; limousines; funeral and police vehicles; written medical prescriptions that meet the statute |
Source: Minn. Stat. 169.71. This is a summary, not legal advice.
Your checklist
- They follow the law and say so. A good shop explains Minnesota limits and will not quietly install illegal tint.
- Film types explained. Ask how dyed, carbon and ceramic films differ in heat rejection, clarity, signal interference and price.
- Indoor, clean install bay. Dust is the enemy of a clean tint job.
- Computer-cut or precise patterns. Ask how they cut film, and whether they ever cut on the glass.
- Finished examples. Look at cars they have done, especially the edges and rear window.
- Written warranty. Coverage varies by film. Ask what is covered (bubbling, peeling, fading) and for how long.
- Realistic timing and cure. Ask how long the car is needed and how long to wait before rolling windows down.
- Trained, employed installers. Ask who will tint your car and how long they have done it.
Why drivers choose Sun Control
Sun Control has tinted vehicles in Minnesota since 1978, with our own employed installers and locations across the Twin Cities, Rochester, Duluth and Hudson, Wisconsin. Quotes are free.
Frequently asked questions
What is the darkest legal tint in Minnesota?
For side and rear windows on most cars, film must let through at least 50% of visible light, with a 3% tolerance. No tint is allowed on the windshield.
Is ceramic tint worth it?
Ceramic films usually reject more heat with less darkness and do not interfere with phone or GPS signals. They cost more than dyed or carbon films.
How long does car window tinting take?
Most cars take a few hours. Your shop will tell you when to pick up and how long to keep windows up while the film cures.
Can I get a medical exemption for darker tint?
Minnesota allows darker tint with a qualifying written prescription. The statute sets the conditions and expiration rules.
Does tint help in Minnesota winters?
Tint mainly cuts summer heat, glare and UV. It also reduces glare off snow, which many drivers notice in winter.
