In the city of Los Angeles, permitted construction/demolition hours are as follows:

Monday through Friday                                  7:00 A.M. – 9:00 P.M.
Saturday or National Holidays                      8:00 A.M. – 6:00 P.M.
Sunday                                                               No Work Permitted

To report a non-allowable working hour’s noise complaint, use the 311 service — either by calling 311 , or online at https://myla311.lacity.gov/s/,  or using the myLA311 app on your smartphone.

Please note that exceptions do apply.

More details at https://www.ladbs.org/services/core-services/inspection/inspection-special-assistance/permitted-construction-demolition-hours