Cal. Bus. & Prof. Code § 7653.2
The bureau shall inspect the books, records, and premises of any crematory licensed under this chapter. In making those inspections, the bureau shall have access to all books and records, the crematory building, the cremation chambers or furnaces, and the storage areas for human remains before and after cremation, during regular office hours or the hours the crematory is in operation. No prior notification of the inspection is required to be given to the crematory licensee. If any crematory licensee fails to allow that inspection or any part thereof, it shall be grounds for the suspension or revocation of a license or other disciplinary action against the licensee. All proceedings under this section shall be conducted in accordance with the provisions of this chapter relating to disciplinary proceedings.
Ca. Bus. and Prof'l. Code § 7653.2