Amplified music rules in Gaithersburg, MD β also called sound permit, PA system, or live music ordinances β set decibel limits, time-of-day restrictions, and when permits are required.
Gaithersburg regulates amplified music under City Code Chapter 15 and Montgomery County Code Chapter 31B. Amplified sound that is plainly audible beyond property lines during nighttime hours is prohibited. Special event permits are available for festivals at Bohrer Park, the Kentlands, and other public venues.
Amplified music and loudspeaker use in Gaithersburg is governed by city and county noise standards. Sound from amplified music, PA systems, or loudspeakers that exceeds the ambient sound level by 10 dBA or more at the property line of any receiving residential property is a violation. Nighttime restrictions (9 PM to 7 AM weekdays, 9 PM to 9 AM weekends) apply stricter standards. The city issues special event permits for amplified sound at Bohrer Park, the Kentlands Town Center, Olde Towne Gaithersburg, and other designated public spaces. Permit applications must specify equipment wattage, expected sound levels, and event hours. Amplified sound from vehicles β including car stereos audible at 50 feet β may be cited under both city and county law. Bars and restaurants with outdoor amplified music must comply with conditions of their entertainment license. The city balances its diverse community events including the Gaithersburg Book Festival and cultural celebrations with residential neighborhood protections.
Violations carry fines from $100 to $500. Repeat offenders may lose special event permit eligibility. Businesses may face license review for chronic violations.
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