Quiet hours in Anne Arundel County, MD — also called the noise ordinance, nighttime noise rules, or residential quiet time — define the hours during which excessive noise is prohibited.
Anne Arundel County Code §9-1-706 and Bill 26-21 govern noise disturbances. State COMAR 26.02.03 sets 65 dBA daytime (7 AM–10 PM) and 55 dBA nighttime (10 PM–7 AM) limits at residential property lines. County police enforce.
Anne Arundel County regulates noise under County Code §9-1-706 and the noise disturbance ordinance amended by Bill 26-21 (effective 2021). State COMAR 26.02.03 provides the decibel standards: 65 dBA daytime (7 AM–10 PM) and 55 dBA nighttime (10 PM–7 AM) at the receiving residential property line. Bill 26-21 amended the prohibition on audio-producing devices at unreasonably loud volumes in residential districts, adjusted the prohibited hours, created a rebuttable presumption that noise heard within a certain distance is a violation, and set civil fine amounts. County police (410-222-8050) respond to after-hours noise complaints.
Civil fine under Bill 26-21 for noise disturbance. First offense: warning or fine. Repeat offenses: escalating fines. Persistent violations: injunctive relief through District Court.
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See how Anne Arundel County's quiet hours rules stack up against other locations.
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