Vehicle Noise: Frisco vs Plano
How do vehicle noise rules compare between Frisco, TX and Plano, TX?
Frisco and Plano have similar restriction levels.
Frisco, TX
Collin County
Modified exhaust systems, loud car stereos audible more than 50 feet, and prolonged horn use are prohibited in Frisco under City Code and TX Transportation Code 547.604.
View full Frisco rules →Plano, TX
Collin County
Vehicle noise in unincorporated Collin County is governed by TX Transportation Code 547.604 requiring functioning mufflers and 547.605 banning muffler cutouts. No county decibel limit. DPS and Sheriff enforce on county roads.
View full Plano rules →Key Facts Comparison
| Fact | Frisco | Plano |
|---|---|---|
| Stereo | 50 feet audible limit | - |
| Exhaust | Muffler required | - |
| State Law | TX Trans Code 547.604/605 | - |
| Horns | Warning use only | - |
| Fine | Up to $200 | 25-200 dollars |
| State Statute | - | TX Transp 547.604 |
| Muffler | - | Required |
| Cutouts | - | Banned statewide |
| Enforcement | - | DPS, Sheriff |
Highlighted rows indicate differences between cities.
Frisco FAQ
Is a straight-pipe exhaust legal in Frisco?
No. TX Transportation Code §547.605 requires every vehicle to have a working muffler that does not amplify noise beyond manufacturer specs. Frisco PD enforces this statewide standard locally.
Can I get a ticket for loud music at a stoplight?
Yes. If the stereo is audible more than 50 feet from the vehicle, Frisco PD may issue a citation without a prior warning.
Plano FAQ
Who enforces this in Collin County?
Collin County code enforcement at (972) 424-1460 handles complaints.
Who enforces this in Collin County?
Collin County code enforcement at (972) 424-1460 handles complaints.
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