Santa Monica, CA Noise Ordinances: Construction Hours (2026)
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.
Key Facts
- Allowed weekday hours
- 8 a.m. – 6 p.m. (Mon–Fri)
- Allowed Saturday hours
- 9 a.m. – 5 p.m.
- Sunday construction
- Prohibited all day
- Federal holiday construction
- Prohibited all day
- High-noise window (if over limits)
- 10 a.m. – 3 p.m. Mon–Fri only
Summary
Construction is limited to Monday–Friday 8 a.m.–6 p.m. and Saturday 9 a.m.–5 p.m.; no construction is allowed on Sundays or on federal holidays.
§ 4.12.110. Restrictions on demolition, excavation, grading, spray painting, construction, maintenance or repair of buildings. (a) No person shall engage in any construction activity during the following times anywhere in the City: (1) Before eight a.m. or after six p.m. on Monday through Friday, except that construction activities conducted by employees of the City of Santa Monica or public utilities while conducting duties associated with their employment shall not occur before seven a.m. or after six p.m. on Monday through Friday; (2) Before nine a.m. or after five p.m. on Saturday; (3) All day on Sunday; (4) All day on New Year's Day, Martin Luther King's Birthday, President's Day, Memorial Day, Independence Day, Labor Day, Thanksgiving Day and Christmas Day, as those days have been established by the United States of America. ... (d) Any construction that exceeds the noise levels established in subsection (b) of this Section shall occur between the hours of ten a.m. and three p.m., Monday through Friday.
Full Breakdown
City employees and public utilities may begin as early as 7 a.m. on weekdays. Construction that exceeds the standard noise levels must occur only between 10 a.m. and 3 p.m. Monday–Friday. Projects within 500 feet of residential uses must submit an equipment list before a building permit is issued. A special permit can authorize off-hours construction when the public interest requires it, with 500-foot advance notice to neighbors.
Violations & Fines
Violating construction hour limits is an infraction (up to $250) or misdemeanor (up to $500 or 6 months jail). Construction requiring noise above standards outside permitted hours is separately enforceable. Each day is a separate offense.
Frequently Asked Questions
Can construction start at 7 a.m. on weekdays?
Is any construction allowed on Sundays?
What if a contractor needs to work at unusual hours?
Sources & Official References
Other rules in Santa Monica
How Santa Monica compares: Cities with the Strictest Construction Hours·California rules heatmap·Compare Santa Monica to another location·View the California noise ordinances overview
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Construction Hours in Nearby Cities
How other cities in Los Angeles County handle construction hours.