Cal. Civ. Code § 11-11-161

As a condition of a mortgage loan or other financing, the authority may, at all times during the construction or rehabilitation of a housing development or housing project by a housing sponsor and the operation thereof:
(1) Order such alterations, changes, or repairs as may be necessary to protect the security of the authority's investment in a housing development or the health, safety, and welfare of the occupants thereof and ensure that the housing development is or has been constructed or rehabilitated in conformity with all applicable federal, state, and local building codes; and
(2) Order any managing agent, housing development manager, or owner of a housing development to do such acts as may be necessary to comply with the provisions of all applicable laws, ordinances or building codes or any rule or regulation of the authority or the terms of any agreement concerning the development or refrain from doing any acts in violation thereof and in this regard the authority is a proper party to file a complaint and to prosecute on the complaint for any violations of laws, ordinances, or building codes as set forth in this section.