Health & Saf. Code, § 17921

(a) Except as provided in subdivision (b), the department shall propose the adoption, amendment, or repeal of building standards to the California Building Standards Commission pursuant to the provisions of Chapter 4 (commencing with Section 18935) of Part 2.5, and the department shall adopt, amend, and repeal other rules and regulations for the protection of the public health, safety, and general welfare of the occupant and the public governing the erection, construction, enlargement, conversion, alteration, repair, moving, removal, demolition, occupancy, use, height, court, area, sanitation, ventilation and maintenance of all hotels, motels, lodging houses, apartment houses, and dwellings, and buildings and structures accessory thereto. Except as otherwise provided in this part, the department shall enforce those building standards and those other rules and regulations. The other rules and regulations adopted by the department may include a schedule of fees to pay the cost of enforcement by the department under Sections 17952 and 17965.

(b) The State Fire Marshal shall adopt, amend, or repeal and submit building standards for approval pursuant to the provisions of Chapter 4 (commencing with Section 18935) of Part 2.5, and the State Fire Marshal shall adopt, amend, and repeal other rules and regulations for fire and panic safety in all hotels, motels, lodging houses, apartment houses and dwellings, buildings, and structures accessory thereto. These building standards and regulations shall be enforced pursuant to Sections 13145 and 13146; however, this section is not intended to require an inspection by a local fire agency of each single-family dwelling prior to its occupancy.