Cal. Veh. Code § 11701

Every manufacturer, manufacturer branch, remanufacturer, remanufacturer branch, distributor, distributor branch, transporter, or dealer of vehicles of a type subject to registration, or snowmobiles, motorcycles, all-terrain vehicles, or trailers of a type subject to identification, shall make application to the department for a license containing a general distinguishing number. The applicant shall submit proof of his or her status as a bona fide manufacturer, manufacturer branch, remanufacturer, remanufacturer branch, distributor, distributor branch, transporter, or dealer as may reasonably be required by the department.