Is Laser Jammer Legal in Wisconsin? (2026)
No. In Wisconsin, laser jammer is prohibited. Wisconsin explicitly prohibits the use of laser jammers, classifying them as 'speed measuring device jamming equipment.' Wisconsin Statutes § 347.455 makes it illegal to operate a vehicle equipped with such a device, ensuring strict enforcement against attempts to interfere with speed detection..
Key facts
- Status
- Prohibited
- Permit required
- No
- Jurisdiction
- Wisconsin
- Last reviewed
- 2026-04-09
Laser Jammer laws in Wisconsin
Wisconsin law is clear and unambiguous regarding laser jammers. Wisconsin Statutes § 347.455 explicitly states: 'No person may operate a motor vehicle that is equipped with or contains any device that is designed to interfere with or block the transmission or reception of any radio, radar, or laser signal used by law enforcement agencies to measure the speed of motor vehicles.' This statute directly addresses and prohibits the use of laser jammers. The intent of the law is to prevent drivers from circumventing speed enforcement measures. The prohibition covers not only the active use of such devices but also merely having them equipped in a vehicle while on a highway. This makes Wisconsin one of the states with a clear ban on laser jammers. Violations of this section are typically treated as a forfeiture, subject to fines. The statute aims to ensure that speed detection equipment used by law enforcement operates without interference, promoting road safety and effective traffic management. Drivers in Wisconsin should be aware that possessing or using a laser jammer on a public road is a direct violation of state law and can lead to legal consequences. The law is comprehensive, covering any device designed to interfere with laser signals, leaving no room for ambiguity regarding laser jammers. This contrasts with states where such devices are not explicitly mentioned, providing a clear legal stance in Wisconsin.
Frequently asked questions
Is laser jammer legal in Wisconsin for travelers?
For travelers visiting Wisconsin, laser jammer is currently prohibited. Wisconsin law is clear and unambiguous regarding laser jammers. Wisconsin Statutes § 347.455 explicitly states: 'No person may operate a motor vehicle that is equipped with or contains any device that is designed to interfere with or block the transmission or reception of any radio, radar, or laser signal used by law enforcement agencies to measure the speed of motor vehicles.' This statute directly addresses and prohibits the use of laser jammers. The intent of the law is to prevent drivers from circumventing speed enforcement measures. The prohibition covers not only the active use of such devices but also merely having them equipped in a vehicle while on a highway. This makes Wisconsin one of the states with a clear ban on laser jammers. Violations of this section are typically treated as a forfeiture, subject to fines. The statute aims to ensure that speed detection equipment used by law enforcement operates without interference, promoting road safety and effective traffic management. Drivers in Wisconsin should be aware that possessing or using a laser jammer on a public road is a direct violation of state law and can lead to legal consequences. The law is comprehensive, covering any device designed to interfere with laser signals, leaving no room for ambiguity regarding laser jammers. This contrasts with states where such devices are not explicitly mentioned, providing a clear legal stance in Wisconsin.
Do I need a permit for laser jammer in Wisconsin?
Wisconsin does not specifically require a permit for laser jammer, though general regulations apply.
Can I transport laser jammer through Wisconsin?
Transport laws for laser jammer in Wisconsin depend on the specific item and your route. Since this is prohibited in Wisconsin, transporting through the state carries legal risk. Always check states you pass through.
What are the penalties for laser jammer violations in Wisconsin?
Penalties for laser jammer violations in Wisconsin vary based on the specific offense. Always verify current laws before traveling.