Construction hours in Los Angeles, CA — sometimes called construction noise rules or contractor work-hour ordinances — set when contractors can run power tools, hammers, and heavy equipment.
Construction allowed Monday–Friday 7 AM–9 PM, Saturdays and holidays 8 AM–6 PM. No construction outside these hours. LAMC §41.40.
LAMC §41.40 restricts construction noise to: Monday through Friday 7:00 AM–9:00 PM; Saturdays and national holidays 8:00 AM–6:00 PM. No construction outside these windows. Violations are misdemeanors. Residential construction in Los Angeles is typically restricted to Monday-Saturday daytime hours, with no work permitted on Sundays or legal holidays except for emergency repairs. Contractors working outside permitted hours face stop-work orders and fines. Building permits must be posted on site. Report after-hours construction to LA 311 at 3-1-1 or (213) 473-3231.
Knowingly and willfully violating LAMC §41.40 is a misdemeanor. Report to LAPD Noise Enforcement Team: (213) 996-1250.
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Side-by-side rule comparisons with other cities in Los Angeles County.
See how other cities in Los Angeles County handle construction hours.
See how Los Angeles's construction hours rules stack up against other locations.
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