Cal. Health & Saf. Code § 18087
Upon application for registration of a manufactured home, mobilehome, commercial coach, or truck camper previously registered outside this state, the application shall be certified by the applicant and shall state that the manufactured home, mobilehome, commercial coach, or truck camper previously has been registered outside this state, the time and place of the last registration of the manufactured home, mobilehome, commercial coach, or truck camper outside this state, the name and address of the governmental officer, agency, or authority making the registration, and any further information relative to its previous registration as may reasonably be required by the department, including the time and place of original registration, if known, and if different from the last foreign registration.
Ca. Health and Saf. Code § 18087