Construction hours in Miami-Dade County, FL — sometimes called construction noise rules or contractor work-hour ordinances — set when contractors can run power tools, hammers, and heavy equipment.
Miami-Dade County amended Section 21-28 in May 2023 to prohibit noise-producing construction equipment and machinery at or near residences between 8 PM and 7 AM. After-hours work requires a Temporary Noise Ordinance Waiver with 72-hour neighbor notification.
As of May 2, 2023, Miami-Dade County Section 21-28 prohibits operation of noise-producing construction equipment and machinery at or near residences, including multi-family residences, between 8 PM and 7 AM in unincorporated areas. Standard permitted construction hours are 7 AM to 8 PM. A Temporary Noise Ordinance Waiver must be obtained before commencing any after-hours work. The waiver application requires an explanation of community need, public purpose, or benefit, plus notification of adjacent and adjoining properties at least 72 hours prior to commencement. Emergency utility work is exempt.
Construction noise violations are enforced under Section 21-28. Fines up to $500 per occurrence. Stop-work orders may be issued for repeated violations. Waiver violations result in waiver revocation.
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See how Miami-Dade County's construction hours rules stack up against other locations.
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