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Billings, MT
Noise Ordinance Overview

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Official Decibel Limits

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Residential Day
65dB
Residential Night
55dB

"Measured at 25 feet from the source or lot boundary, whichever is greater. Noise must be at least 10 dB(A) above the ambient noise to constitute a violation."

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AI Executive Summary

Gemini AI

Billings, MT's noise ordinance, Chapter 17 of the Municipal Code, prohibits excessive or unusually loud noise disturbing the peace, establishing specific decibel limits for residential, commercial, and industrial zones during day and night. Exemptions exist for certain activities, and a waiver process is available for special events. Violations are municipal infractions.

Specific Noise Restrictions

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Construction

Home or building repair, construction, and grounds maintenance activities are generally exempt from noise limits between 7:00 a.m. and 8:00 p.m.

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Amplified Sound

A noise waiver permit from the Billings Police Department is required for events with amplified sound that may exceed standard limits.

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Animals

Barking dogs can be considered a noise nuisance. Complaints should be directed to Animal Control.

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Vehicles

Operating vehicles 'so out of repair or so loaded in such a manner as to create loud and unnecessary grating, grinding, rattling or other noise' is unlawful.

Noise Protection Score

CAverage

How well does Billings protect residents from noise?

Decibel Limits13/25

65 dB day / 55 dB night

Quiet Hours10/25

Standard coverage

Penalties8/25

Minimal enforcement

Coverage25/25

4 noise categories regulated

compare_arrowsCompare Another CityScore: 56/100 — Based on dB limits, quiet hours, penalties, and ordinance breadth

Frequently Asked Questions

What are the quiet hours in Billings, MT?

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Billings's quiet hours: 8PM-7AM (unofficial standard for general loud activities). During these hours, noise must stay below residential nighttime decibel limits at the property line. Violations can result in fines on the first offense.

What are the noise decibel limits in Billings?

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Billings's residential noise limits: 65 dB(A) (7 AM - 8 PM) dB(A) during the day and 55 dB(A) (8 PM - 7 AM) dB(A) at night. Commercial zones allow 80 dB(A) (7 AM - 8 PM). Limits are measured at the receiving property line.

How do I file a noise complaint in Billings?

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Call the Billings police non-emergency line at 406-657-8200. For ongoing violations, contact code enforcement at 406-237-6146 (for general code complaints, not noise). Have the address, noise type, and duration ready. You can request to remain anonymous.

What is the fine for a noise violation in Billings?

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Billings's noise violation penalties: Violations are punishable as a municipal infraction with civil penalties per section 18-1304. Operations causing discomfort or annoyance are deemed a public nuisance and may be subject to abatement by court order.. Fines typically escalate with repeat offenses and may result in misdemeanor charges for chronic violations.

What are the dog barking rules in Billings?

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Billings's rules: Barking dogs can be considered a noise nuisance. Complaints should be directed to Animal Control.. To report a barking dog, contact animal control at 406-657-8226 (for barking dogs) or the police non-emergency line.

When can construction work start in Billings?

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Billings's construction noise rules: Home or building repair, construction, and grounds maintenance activities are generally exempt from noise limits between 7:00 a.m. and 8:00 p.m.. Violations can be reported to code enforcement, which can issue stop-work orders for unpermitted or off-hours construction.

Are there rules about loud music in Billings?

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Yes. Billings's ordinance: A noise waiver permit from the Billings Police Department is required for events with amplified sound that may exceed standard limits.. Music exceeding residential decibel limits or plainly audible across property lines during quiet hours is a citable violation.

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