Oregon Revised Statutes Trade Regulations and Practices § 646A.490

(a) Charge a person for work not performed on a motor vehicle even if the work is shown on an estimate for which the vehicle repair shop has obtained an authorization from the owner or the owner's designee.

(b) Provide or install used parts or any component system composed of new and used parts if an estimate prepared under ORS 646A.482 indicates that the vehicle repair shop will use new parts or component systems in work performed on the motor vehicle.

(c) Knowingly provide or install, without disclosing to the owner or the owner's designee, a used or reconditioned part.

(a) Reassemble, if all necessary parts are available, approximately within the time indicated on an estimate prepared under ORS 646A.482 (2), a motor vehicle that the vehicle repair shop has disassembled or from which the vehicle repair shop has removed parts in order to evaluate the condition of the motor vehicle.

(b) Maintain for not less than one year, in electronic or printed form, legible copies of all documents required or provided under ORS 646A.480 to 646A.495.