Construction hours in Santa Monica, CA — sometimes called construction noise rules or contractor work-hour ordinances — set when contractors can run power tools, hammers, and heavy equipment.
Santa Monica Municipal Code Section 4.12.110 limits construction to 8 AM–6 PM Monday through Friday and 9 AM–5 PM Saturday. No construction on Sundays or holidays. High-impact equipment (pile drivers, jackhammers) is further restricted to 10 AM–3 PM weekdays only. After-hours permits available.
Santa Monica Municipal Code Section 4.12.110 restricts demolition, excavation, grading, spray painting, construction, maintenance, and repair of buildings. Standard construction hours are 8:00 AM to 6:00 PM Monday through Friday and 9:00 AM to 5:00 PM Saturday. No construction is permitted on Sundays or City-recognized holidays. City employees and public utility workers may begin at 7:00 AM on weekdays. Excessively loud construction equipment — including pile drivers, jackhammers, pavement breakers, and similar high-impact devices — is restricted to 10:00 AM to 3:00 PM, Monday through Friday only. After-Hours Construction Permits may be obtained for work outside permissible hours, subject to conditions including noise mitigation measures. The Building Officer enforces construction noise regulations. All construction requires a valid building permit from the City's Building and Safety Division.
After-hours construction without a permit is a noise violation with fines starting at $250. Stop-work orders may be issued. Repeat violations may result in permit revocation or suspension.
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Side-by-side rule comparisons with other cities in Los Angeles County.
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