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San Bernardino County, CA Noise from Specific Sources: Bar & Nightclub Noise (2026)

Some Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified August 2026

Key Facts

Governing section
§ 24.0706(b)
Quiet hours
10:00 p.m. to 7:00 a.m.
Standard
Plainly audible inside occupied dwelling
Proof
No decibel meter required
First offense
Infraction
Repeat within 180 days
Misdemeanor
Permit exemption
Licensed events under § 24.0707(h)

Summary

San Bernardino County Code § 24.0706(b) bars sound amplifying equipment or live music from being plainly audible inside an occupied dwelling between 10 p.m. and 7 a.m., a standard that reaches bars, nightclubs and any venue running amplified sound or bands near homes. The County can cite a violation without a decibel meter reading.

City-specific rules exist: Rancho Cucamonga has its own bar & nightclub noise rules that differ from San Bernardino County's county-level regulations. If you live in Rancho Cucamonga, check the city-specific page instead.

(b) Sound Amplifying Equipment and Live Music. No person shall install, use or operate sound amplifying equipment, or perform, or allow to be performed, live music, between the hours of 10:00 p.m. and 7:00 a.m., such that the sound amplifying equipment or live music is plainly audible inside an occupied dwelling other than a dwelling in which the sound source is located. Sound level measurements may be used, but are not required, to establish a violation of this Subdivision.

Source: San Bernardino County Code EnforcementView official code

Full Breakdown

§ 24.0706 layers extra 'special sound source' restrictions on top of the County's general noise limits, on the theory that the late evening and early morning hours deserve extra quiet. Subdivision (b), Sound Amplifying Equipment and Live Music, makes it unlawful to install, use or operate sound amplifying equipment, or to perform or allow live music, between 10:00 p.m. and 7:00 a.m., if the sound is plainly audible inside an occupied dwelling other than the one where the source sits. The County does not need a sound level meter to prove a violation; audibility inside a neighboring home is enough.

A bar or nightclub running a DJ, PA system or a live band past 10 p.m. within earshot of housing is squarely covered. Failure to comply is treated as a separate, per se violation of the chapter's general disturbing-noise standard in § 24.0705, which normally requires declarations from two neighboring residents within 200 yards, made under penalty of perjury within 60 days of a complaint; § 24.0706 dispenses with that requirement for its listed special sources and instead deems them disturbing per se once the plain-audibility test is met. § 24.0707 carves out exemptions, including for outdoor gatherings, shows and entertainment events run under a permit or license with acoustic conditions of approval, so a permitted concert or festival is not automatically caught by subdivision (b) even if the venue also serves alcohol. § 24.0710 makes a first violation chargeable as an infraction, and a second violation of the chapter within 180 days chargeable as a misdemeanor, with each day of continuing noise a separate offense.

Violations & Fines

A first § 24.0706 violation is an infraction; a person cited more than once within 180 days can be charged with a misdemeanor under § 24.0710(a). Each day amplified sound or live music is plainly audible inside a neighboring home past 10 p.m. counts as a separate offense, and the County can pursue criminal, civil or administrative citation action, including nuisance abatement, under § 24.0710(b)-(c).

Frequently Asked Questions

Does the county need to measure decibels to cite a noisy bar?
No. § 24.0706(b) lets the County establish a violation just by showing the amplified sound or live music was plainly audible inside an occupied neighboring dwelling between 10 p.m. and 7 a.m.; a sound level meter reading may be used but is not required.
Is a licensed outdoor concert exempt from the 10 p.m. cutoff?
It can be. § 24.0707(h) exempts noise from outdoor gatherings, shows and entertainment events run under a permit or license carrying acoustic conditions of approval, though the exemption doesn't excuse someone outside the event who separately violates the chapter.
What's the penalty if a venue keeps getting cited for loud music?
The first citation is an infraction under § 24.0710(a). A second violation of the chapter within 180 days can be charged as a misdemeanor, and each additional day the noise continues counts as its own separate offense.

Sources & Official References

Other rules in San Bernardino County

All San Bernardino County rules

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