Vehicle Noise: Rialto vs San Bernardino
How do vehicle noise rules compare between Rialto, CA and San Bernardino, CA?
Rialto, CA
San Bernardino County
Vehicle noise on Rialto streets is governed primarily by California Vehicle Code §27150 et seq. (mandatory functioning muffler; no modified exhaust) and §23130 (vehicle decibel limits by class). Rialto Municipal Code Title 10 (Vehicles and Traffic) and Ch. 9.50 (Noise Control) prohibit loud sound systems and idling nuisances; CARB 13 CCR §2485 caps heavy-duty diesel idling at 5 minutes.
View full Rialto rules →San Bernardino, CA
San Bernardino County
No data available yet for San Bernardino.
Key Facts Comparison
| Fact | Rialto | San Bernardino |
|---|---|---|
| Muffler/exhaust statute | Cal. Veh. Code §27150-27151 | - |
| Stereo audible 50 ft | Cal. Veh. Code §27007 | - |
| Vehicle dBA limits | Cal. Veh. Code §23130 (80 dBA cars / 88 dBA trucks <35 mph) | - |
| Diesel idle cap | 5 minutes (13 CCR §2485) | - |
Highlighted rows indicate differences between cities.
Rialto FAQ
Are aftermarket exhausts legal in Rialto?
Only if they don't exceed the vehicle's original manufacturer noise level (Veh. Code §27151). No 'straight pipes' or muffler deletes.
Can a truck idle outside my house?
Not for more than 5 minutes (CARB 13 CCR §2485 for heavy-duty diesels). Report to SCAQMD 1-800-CUT-SMOG.
San Bernardino FAQ
No FAQs available.
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