Cal. Pub. Res. Code § 44001

Any person who proposes to become an operator of a solid waste facility shall file with the enforcement agency having jurisdiction over the facility, or the board if there is no designated and certified enforcement agency, an application for a solid waste facilities permit at least 150 days in advance of the date on which it is desired to commence operation, unless the enforcement agency issues a permit to the applicant to commence operations prior to that time.