What is the residential decibel limit in Billings, MT?

Daytime limit: 65 dB(A). Nighttime limit: 55 dB(A). Decibel limits are measured at 25 feet from the source or property boundary, whichever is greater. Industrial zones have higher limits. Noise must be at least 10 dB(A) above ambient noise to constitute a violation.

Who do I call for a noise complaint in Billings, MT?

For non-emergencies, contact the police at 406-657-8200. For code violations, contact Code Enforcement at 406-237-6146.

Billings, MT Noise Ordinance

Quiet Hours: 8:00 PM - 7:00 AM

Residential Decibel Limit: 65 dB(A) (Day) / 55 dB(A) (Night)

Summary: Billings, MT noise ordinances, primarily Chapter 17 of the Municipal Code, prohibit loud, unnecessary, or unusual noise disturbing public peace. It establishes specific decibel limits for residential, commercial, and industrial zones during daytime (7 AM-8 PM) and nighttime (8 PM-7 AM) hours. Exemptions exist for certain activities, with a waiver process for special events.

Local Noise Laws

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