The County Ordinance requires that you obtain a license for conducting business within the unincorporated areas, - even if your business is located outside our limits or you have a business license from another city.
Restrict noise-generating activities including construction traffic at the construction site or in areas adjacent to the construction site to the hours of a.m. to p.m., Monday through Friday, with no construction allowed on Federal and State weekends and holidays.
In general, there are no restrictions for construction working hours within Contra Costa County. Occasionally, as a conditional of approval, the Planning Division may restrict days and times of construction to a permit approval. The Planning Division 925-655-2705 retains the information about specific sites. 5.
Most construction must take place between a.m. and p.m. during normal weekdays. However, emergency repairs may be performed as necessary.
Permitted Construction/Demolition Hours are as follows: Monday through Friday A.M. - P.M. Saturday or National Holidays A.M. - P.M. To report a non-allowable working hour's noise complaint, contact The LAPD at 311 or click here.
Do I need a permit to build a storage shed? Storage sheds, tool sheds and play houses that have a foot print of less than 120 square feet do not require a building permit however do have other restrictions. .
ADUs in Contra Costa can be no larger than 1,200 square feet and 16 feet tall. An ADU must have its own kitchen and bathroom and function as a complete, independent dwelling separate to the main residence on the lot.
Generally, construction noise is limited to: Monday to Friday from 7am to 6pm, Saturday from 8am to 6pm, and. Sunday and public holidays from 10am to 6pm.
Storage sheds that are less than 120 square feet and eight feet in height do not require a building permit, but still require Planning Division approval through an over-the-counter application called a Zoning Clearance.