California Code, Health and Safety Code - HSC § 14956

(a) Inspections may be made at any place where cigarettes are sold, offered for sale, or stored or at any site where there is evidence of a violation of subdivision (a) of Section 14951.

(b) Manufacturers, distributors, wholesalers, and retailers shall permit an employee of the department, upon presentation of the appropriate identification and credentials, to enter into, and to conduct an inspection of, any building, facility, site, or place described in subdivision (a).

(c) Any person that refuses to allow an inspection authorized under this section is subject to the penalty imposed by Section 14958.