California Code, Health and Safety Code - HSC § 13214

The provisions of this chapter, building standards applicable to high-rise structures published in the State Building Standards Code relating to fire and panic safety, and the other regulations of the State Fire Marshal adopted pursuant to this chapter shall be enforced in the same manner as provided in Sections 13145 and 13146. The State Fire Marshal, his deputies, or his salaried assistants, the chief of any city or county fire department or district providing fire protection services, and their authorized representatives, may enter any building, premises, or portion thereof not used for dwelling purposes at any reasonable hour for the purpose of enforcing this chapter. The owner, lessee, manager, or operator of any such building or premises shall permit the State Fire Marshal, his deputies, his salaried assistants, or the chief or any city or county fire department or district providing fire protection services, or their authorized representatives, to enter and inspect the building or premises at the time and for the purpose stated in this chapter.