Everything You Need to Know About Window Tinting Laws in the U.S.

Window tinting is a popular choice for car and homeowners, offering benefits such as heat reduction, UV protection, and increased privacy. However, it is important to be well-informed about the laws and regulations pertaining to window tinting in your state. This article serves as a comprehensive guide to window tinting laws in the United States, covering the permitted Visible Light Transmission (VLT) percentages for different windows. Understanding these regulations is crucial to ensure compliance, maintain driver safety, and avoid any legal complications. Let’s delve into the specific window tinting laws that vary across the U.S.


Window Tinting Laws in the U.S.:

Window tinting laws in the United States vary from state to state and revolve around regulating the allowable percentage of Visible Light Transmission (VLT) for different windows. VLT refers to the amount of visible light that can pass through the window tint, with lower percentages indicating darker tints. Here’s an overview of the key window tinting laws in the U.S.:


  • Front Windshield: In most states, the front windshield cannot be tinted, except for a strip along the top. The permissible VLT percentage for this strip ranges from 4% to 70%, depending on the state.
  • Front Side Windows: The VLT allowed on the front side windows varies between 25% and 70% across different states. Some states may even have separate regulations for the driver’s and passenger’s side windows.
  • Back Side Windows: The VLT permitted on the back side windows ranges from 4% to any darkness, depending on the state.
  • Rear Window: Similar to back side windows, the VLT allowed on the rear window also ranges from 4% to any darkness, depending on the state.


It is crucial to note that these window tinting laws prioritize safety. Overly dark tints can impair a driver’s vision, increasing the risk of accidents. Violating the window tinting laws can result in fines and may require the tint to be removed.


Apart from state laws, there are federal regulations established by the National Highway Traffic Safety Administration (NHTSA) that specifically pertain to window tinting. The NHTSA has set a minimum standard for the VLT percentage allowed on the front windshield. According to their guidelines, the front windshield must allow at least 70% of visible light to pass through. This standard ensures that drivers have a clear and unobstructed view of the road, promoting road safety for all.



Before considering window tinting for your vehicle or property, it is essential to familiarize yourself with the specific window tinting laws in your state. Understanding the regulations surrounding Visible Light Transmission (VLT) percentages and the windows that can be tinted is vital to ensure compliance, maintain optimal visibility while driving, and prevent potential legal issues. These laws are designed with driver safety in mind, aiming to avoid hazards associated with impaired visibility caused by excessively dark tints. By adhering to the window tinting laws, you can enjoy the benefits of tinted windows within the permissible limits of your state’s regulations, promoting both safety and legal compliance. So come contact or call us for more information!