Cal. Lab. Code § 7991

To obtain a license under Section 7990, and to renew such a license, a person shall pass an oral and written examination given by the division. The division shall offer such examination in Spanish, or any other language, when requested by the applicant. The division shall administer such examination orally when requested by an applicant who cannot write. Application for such license shall cost fifteen dollars ($15), which is nonreturnable. Licenses shall be renewable every five years at a fee of fifteen dollars ($15).