Massachusetts Window Tint Laws
Complete guide to window tinting regulations in Massachusetts for 2026
Tint Darkness Requirements
Understanding VLT Percentages
The percentages below indicate the minimum Visible Light Transmission (VLT) allowed. Lower percentages mean darker tints. For example, 35% VLT means at least 35% of light must pass through.
| Windshield | Non-reflective tint allowed on top 6 inches |
| Front Side Windows | 35% VLT minimum |
| Back Side Windows | 35% VLT minimum |
| Rear Window | 35% VLT minimum |
Medical Exemption
Medical Exemptions Available
Massachusetts allows medical exemptions for window tinting for individuals with documented medical conditions requiring protection from sunlight, including photosensitivity, lupus, and certain dermatological conditions.
📋Steps to Obtain Medical Exemption
- 1Obtain medical certification from licensed physician or dermatologist
- 2Physician must provide written statement of medical necessity on letterhead
- 3Submit medical exemption application to Massachusetts Registry of Motor Vehicles
- 4Receive approved exemption certificate
- 5Display certificate in vehicle at all times
📄DMV Forms & Documentation
Massachusetts RMV Medical Exemption Certificate with physician documentation required
Other Tint Laws & Requirements
| Reflection Limits | No reflective or mirrored tint allowed on any windows |
| Color Restrictions | No specific color restrictions in Massachusetts tint statute |
| Certification | Tint manufacturer must provide certificate of compliance |
| Stickers | Certification sticker must be placed between tint film and glass on driver's side |
About Massachusetts
State Overview
Massachusetts experiences warm summers with temperatures reaching 90°F, particularly in Boston and urban areas. Despite its northeastern location, UV protection and heat reduction remain important for vehicle comfort and preservation.
Important Notes
Massachusetts State Police strictly enforce window tint laws. Dual side mirrors required if rear window is tinted. Massachusetts maintains consistent VLT requirements across all window positions.
Cities and Counties in Massachusetts
Legal References
The information on this page has been compiled from official state sources and regulations:
- Massachusetts General Laws Chapter 90, Section 9D
- Massachusetts Registry of Motor Vehicles
- Massachusetts State Police Safety Division
Disclaimer
Laws and regulations are subject to change. Always verify current requirements with official state sources before making any decisions regarding window tinting. This information is provided for educational purposes only.