Or. Rev. Stat. § 646A.482
(1) A vehicle repair shop shall prepare an estimate of the cost of work the vehicle repair shop proposes to perform on a motor vehicle before beginning the work. The vehicle repair shop not later than before receiving final payment shall give a copy of the estimate, either as a separate document or in the form of an invoice, to the owner or the owner’s designee. The vehicle repair shop shall retain a copy of the estimate. The estimate, at a minimum, must:
(c) List:
(2) If a vehicle repair shop proposes to disassemble all or a portion of a motor vehicle or to remove parts or components of a motor vehicle in order to evaluate the condition of the motor vehicle for the purpose of recommending or proposing additional work, in addition to complying with the requirements shown in subsection (1) of this section, the estimate must:
[2009 c.133 §2]