N.Y. Comp. Codes R. & Regs. tit. 15, § 81.8
(7) Self-insured.
(8) A vehicle dismantler, within 15 days after acquiring a motor vehicle or trailer, must determine whether or not the vehicle will be sold to a scrap processor. If the vehicle is to be sold to a scrap processor, a salvage certificate (form MV-907A) is not required. Instead, the vehicle is entered in the Book of Registry and on a Multiple Entry Form for Salvage Vehicles (form MV-907M), to which the proof of ownership for the vehicle must be attached. No later than the last day of each month, the form must be mailed to the address shown on the form.
(b) Requirements upon transfer of a junk and salvage vehicle.
(a) Requirements upon acquisition of junk and salvage vehicles.