1 county-level rule, plus city-specific rules for 1 city in Linn County, Iowa.
Verified from official government sources
Linn County does not publish a stand-alone decibel-based noise ordinance for unincorporated areas; instead, Iowa Code section 727.6 (disturbing the peace) and the county's general nuisance authority under Iowa Code Chapter 335 apply. The Linn County Sheriff's Office (319-892-6100 non-emergency) handles loud music, party, vehicle, and disturbance complaints countywide. Cities inside Linn County set their own rules: Cedar Rapids regulates noise under Chapter 56 of its municipal code, with maximum permissible sound levels keyed to a 7 a.m.-10 p.m. day window.
1 cities in Linn County have their own noise ordinances rules. Each link goes to that city's dedicated page with code citations.
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