California Code, Health and Safety Code - HSC § 18054

(a) The department, upon granting a license, shall issue to the applicant a license with a size and format established by the department containing at least the applicant's name and address, the general distinguishing number assigned to the applicant and expiration date. For salespersons, the license shall also state the name and address of the employing dealer. The department may issue other forms of identification to licensees.

(b) The department shall also furnish books and forms as it may determine necessary. All books, forms, and licenses shall remain the property of the department and may be taken up at any time for inspection.

(c) A licensee shall promptly obtain a replacement license when the original is either lost or mutilated, and, in the case of a salesperson, when changing his or her name, employment, or residence address.

(d) Whenever the department cancels, suspends, or revokes a license, the licensee or person in possession shall immediately return the license, documents, transportation decals, report of sales books, certificates, and other evidence of licensure to the department.