California Window Tint Laws [Updated 2025]
Complete Guide to Window Tinting Regulations in California
Quick Facts
Law Established
Enacted: 1999
Medical Exemptions
Tint law allows medical exemptions for lower tint on all windows.
Window Tint Requirements By Vehicle Type
Sedans
Windshield:
Non-reflective tint can be applied on the top 4 inches of the windshield.
Reflection: Must not be more reflective than a standard window.
Front Side Windows:
Aftermarket film needs to allow over 88% of light in, or minimum 70% VLT if combined with factory-tinted windows.
Reflection: Must not be more reflective than a standard window.
Back Side Windows:
Any level of darkness can be applied.
Reflection: Must not be more reflective than a standard window.
Rear Window:
Any level of darkness can be applied.
Reflection: Must not be more reflective than a standard window.
SUVs & Vans
Windshield:
Non-reflective tint can be applied on the top 4 inches of the windshield.
Reflection: Must not be more reflective than a standard window.
Front Side Windows:
Aftermarket film needs to allow over 88% of light in, or minimum 70% VLT if combined with factory-tinted windows.
Reflection: Must not be more reflective than a standard window.
Back Side Windows:
Any level of darkness can be applied.
Reflection: Must not be more reflective than a standard window.
Rear Window:
Any level of darkness can be applied.
Reflection: Must not be more reflective than a standard window.
Additional Requirements
Side Mirrors
Dual side mirrors required if the rear window is tinted.
Restricted Colors
Tint laws do not permit using red, amber or blue tint colors. Side windows needs to be colorless.
Certification Requirements
Manufacturers of film needs to certify the film they sell the state and the driver required to have the certificate their possession.
Certification Stickers
State law does require a certificate or a sticker from the installing company and the manufacturer's name and address.
Official Resources
Local Law Guidelines
Medical Exemption References
Expert Window Tinting Resources
Common Myths About Car Tint Laws: What You Need to Know
Discover the truth behind common car window tinting myths. Learn about state regulations, legal tint levels, and what's actually allowed for your vehicle.
How to Obtain a Window Tint Prescription
Learn about medical exemptions for window tinting, qualifying conditions, and the step-by-step process to obtain a prescription. Complete guide to tint exemptions.
How to Avoid Getting a Tint Ticket
Learn about window tinting laws, state-specific regulations, and practical tips to avoid tint tickets. Expert guide on VLT requirements and compliance.
Explore Other State Laws
Frequently Asked Questions
Find Local Window Tinting Services in California
Discover certified window tinting professionals in California who stay up-to-date with local regulations and provide compliant installation services.