Michigan State Regulations
Window Tint Darkness
- Windshield: Non-reflective tint is allowed on the top 4 inches of the windshield.
- Front Side windows: Any darkness can be applied but only on top 4 inches.
- Back Side windows: Any darkness can be used.
- Rear Window: Any darkness can be used.
Window Tint Reflection
- Front Side windows: Must not be more than 35% reflective.
- Back Side windows: Must not be more than 35% reflective.
Source: https://www.michigan.gov/en/msp/services/traffic-safety/traffic-laws-faqs#vehicle