Underglow lights are a great way to improve the appearance of your car, but they don’t do anything functional. These underglow systems are installed under the body of the vehicle.
There are two types of underglow lights: LED and neon. Most states have varying rules and regulations regarding the use of such lights. These laws are enforced to prevent unnecessary distractions for other drivers.
So, is underglow legal in California? Technically, it is. Though the use of underglow lights is considered legal in the state, there are some relevant restrictions that you need to know about.
Below you will find a breakdown of the laws pertaining to the use of neon underglow lights in California. It is important that you keep these limitations in mind to ensure you do not get into legal trouble.
California Laws for Neon Underglow Light
Under Division 12, Chapter 2 of the California Vehicle Code, you will find all the relevant details regarding the use and restrictions for aftermarket lights.
These restrictions are placed on the type of light, size, position, and colors. If you deviate from these limitations, you will be in violation of the state’s law. Any violation will result in a fine.
- Light type: The state’s vehicle code does not include any restrictions on light type.
- Size and placement position: The size of the underglow light must not exceed 720 square inches. There is an exception to this rule for authorized display signs.
- In the case of an illuminated sign inside your vehicle, it must not exceed over 0.25 candela per square inch. The sign must not be set against a white background. Additionally, you cannot display it on the rear or front of your vehicle.
- Regarding the placement of underglow lights, they must be attached over a distance of 12″ from the vehicle’s required lights. Placement must not replace or interfere with the vehicle’s required lighting.
- Permitted colors: You can attach yellow or white underglow lights to the front of your vehicle. Red lights should not be visible from the front. However, they can be used at the rear.
- Additionally, do not use flashing lights. These lights are meant for emergencies and other permitted vehicles.
- Intensity: Before you install neon lights, make sure to check the packaging material to find out the specifications. According to the state’s laws, the LED underglow light must be a diffused glare-free light that only emits up to 0.05 candela per square inch.
Are Underglow Neon Lights Legal in California?
Underglow lights are permitted in California. However, they come with certain limitations. Any underglow system that is found to be out of bounds of the law will result in a penalty.
Stick to the permitted colors and intensity of the lights and make sure the position and size of the underglow system measures up to the state’s standards.
In case your underglow system gets a traffic violation, you will need to modify your vehicle immediately and may even have to pay a fine. Always check with your local authorities as the rules can differ across counties and cities in California.
State of California Info
Sitting in the western part of the United States, California is the country’s third-largest state and its most populous.
Bordering Nevada, Arizona, Baja California, and Oregon, the Golden State is known for its cable cars, a 900-mile coastline along the Pacific, redwood forests, and historic monuments.
Population: 39,185,605
Capital: Sacramento
Area: 163,695 mi²
Registered vehicles: 14,201,400
Total lane miles: 386,604
Number of highways: 25
Underglow law references: California Legislative information