California Code, Business and Professions Code - BPC § 6980.27

Every locksmith license shall expire at 12 midnight of the last day of the month two years following the date of issuance unless renewed;  provided however, that the bureau may establish procedures, pursuant to Sections 152.5 and 152.6, for the administration of a staggered license renewal program.  To renew an unexpired license or registration, the licensee shall apply for renewal on a form prescribed by the director, pay any and all fines assessed by the chief or the director which are not pending appeal, and pay the renewal fee prescribed by this chapter.  On renewal, such evidence of renewal of the license or registration as the director may prescribe shall be issued to the licensee.  The bureau shall send to each licensee a notice of renewal at least 45 calendar days prior to the expiration of each unexpired license.