Windshield: Non-reflective tint is allowed on the top 4 inches of the windshield. Front Side windows: Aftermarket film must allow more than 88% of light in, or minimum 70% VLT if combined with factory-tinted windows. Back Side windows: Any darkness can be used. Rear Window: Any darkness can be used. read more
How dark can window tint be in California Darkness of tint is measured by Visible Light Transmission percentage (VLT%). In California, this percentage refers to percentage of visible light allowed in through the combination of film and the window. read more
Darkness of tint is measured by Visible Light Transmission percentage (VLT%). In California, this percentage refers to percentage of visible light allowed in through the combination of film and the window. read more
California Window Tinting Laws Car window tinting laws in California were enacted in 1999. We have provided all the necessary information about your car's window tint, including how dark or reflective the tint is allowed in your state. read more