Plymouth County, MA Noise Ordinances: Amplified Music & Outdoor Sound (2026)
Amplified music rules in Plymouth County, MA, also called sound permit, PA system, or live music ordinances, set decibel limits, time-of-day restrictions, and when permits are required.
Key Facts
- Public events
- Town permit required
- Governing law
- MGL c.40 §21(22)
- Backstop
- MGL c.272 §53
- Enforcement
- Local police
Summary
Amplified music is governed by town noise bylaws under MGL c.40 §21(22) and disturbing-the-peace law, MGL c.272 §53. Brockton, Plymouth, and Wareham require permits for outdoor amplified events; residential parties must meet bylaw limits.
For controlling and abating noise from whatever source, including, without limiting the generality of the foregoing, the right to restrict or limit the use of automobile horns and the operation of motor vehicles in such a manner as to cause excessive noise.
Full Breakdown
Loudspeakers, bands, and outdoor events across Plymouth County answer to two rules: each town noise bylaw, authorized by MGL c.40 §21(22), and the statewide disturbing-the-peace offense in MGL c.272 §53. Brockton, Plymouth, and Wareham require permits for public amplified sound and set conditions on volume and end times. A backyard party in Duxbury or Marshfield needs no permit but must stay within the town noise limits. Police measure the disturbance and cite the responsible person. Licensed venues also answer to their ABCC conditions.
Violations & Fines
Unpermitted or excessive amplification draws a bylaw fine up to $300 under MGL c.40 §21. Disturbing the peace under MGL c.272 §53 carries a fine up to $200 or jail.
Frequently Asked Questions
Do I need a permit for outdoor music in Plymouth County?
How loud is too loud?
Sources & Official References
Other rules in Plymouth County
Compare Plymouth County to another location·View the Massachusetts noise ordinances overview
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