Cal. Health & Safety Code § 18934.5

Where no state agency has the authority to adopt building standards applicable to state buildings, the commission shall adopt, approve, codify, and publish building standards providing the minimum standards for the design and construction of state buildings, including buildings constructed by the Trustees of the California State University and, to the extent permitted by law, to buildings designed and constructed by the Regents of the University of California. Building standards for state buildings shall comply with the criteria in subdivision (a) of Section 18930.