California Code, Health and Safety Code - HSC § 50760

(a) Through its agents or employees enter upon and inspect the lands, buildings, equipment, and books and records of the rental housing development at any time before, during, or after construction of the units assisted pursuant to this article. Entry or inspection of any occupied unit is subject to Section 1954 of the Civil Code.

(b) Supervise the operation and maintenance of any housing assisted pursuant to this section and order any repairs necessary to protect the public interest or the health, safety, or welfare of occupants of the housing.