California Code, Business and Professions Code - BPC § 21628.5

(a) Every business machine dealer shall report all used business machines which he has purchased, taken in trade, or accepted for sale or consignment, from an individual, to the chief of police or to the sheriff in accordance with the provisions of Section 21628 and Section 21630.

Every business machine dealer shall report all used business machines which he has repaired, if required to do so by the chief of police or the sheriff in accordance with the provisions of Section 21628 and Section 21630.

No report of repair shall be required from a dealer servicing or repairing a machine in the possession of the owner to whom that dealer sold that machine when it was new.

(b) As used in this section, the term “business machines” includes, but is not limited to, typewriters, adding machines, check-writing devices, cash registers, calculators, addressing machines, copying and accounting equipment, letter-sorting and folding devices, and recording equipment, but does not include office furniture or fixtures.