Vehicle Noise: Madison vs Sun Prairie
How do vehicle noise rules compare between Madison, WI and Sun Prairie, WI?
Madison, WI
Dane County
Madison MGO 12.76 prohibits unnecessary vehicle noise including loud exhaust, revving, squealing tires, and audible car stereos beyond 50 feet. State vehicle equipment law WI Stat 347.39 also requires functional mufflers.
View full Madison rules →Sun Prairie, WI
Dane County
No data available yet for Sun Prairie.
Key Facts Comparison
| Fact | Madison | Sun Prairie |
|---|---|---|
| Local Code | MGO 12.76 | - |
| State Law | WI Stat 347.39 | - |
| Stereo Threshold | 50 feet audibility | - |
| Jake Brakes | Restricted in city | - |
| Exhaust Fine | About 175 dollars | - |
Highlighted rows indicate differences between cities.
Madison FAQ
Is a loud motorcycle exhaust illegal in Madison?
Yes if it exceeds a stock muffler's noise output. WI Stat 347.39 and MGO 12.76 both require functional mufflers.
Can I be cited while parked if my stereo is loud?
Yes. Audibility at 50 feet while the vehicle is running, whether moving or stationary, can trigger a citation.
Sun Prairie FAQ
No FAQs available.
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