CA Health & Safety Code Section 131225

(a)

Notwithstanding any other provision of law, the department by regulation may provide for the issuance and renewal on a two-year basis of licenses, certificates of registration, or other indicia of authority issued pursuant to this code by the department.

(b)

The department may by regulation set the fee for the two-year license, certificate of registration, or other indicia, not to exceed twice the annual fee for issuance or renewal set by statute.