Cal. Health & Safety Code § 18871.3

The department shall propose the adoption of and submit building standards for approval pursuant to Chapter 4 (commencing with Section 18935) of Part 2.5, and the department shall adopt other regulations for accessory buildings or structures located in a park. The regulations shall provide for the construction, location, and use of accessory buildings or structures located in a special occupancy park to protect the health and safety of the occupants and the public, and shall be enforced by the appropriate enforcement agency.