Or. Rev. Stat. § 646A.779
(1) A guaranteed asset protection waiver must determine the amount that a creditor waives under the terms of the guaranteed asset protection waiver in accordance with the following methods:
(a) If primary motor vehicle insurance or third party liability insurance covers the amount of a total loss of the motor vehicle, the creditor shall waive the difference between:
(b) If primary motor vehicle insurance or third party liability insurance does not cover a total loss of the motor vehicle, if an insurer that issued the primary motor vehicle insurance or the third party liability insurance is insolvent or if the primary motor vehicle insurance or third party liability insurance have stated values or limits that are less than the actual cash value of the insured motor vehicle, the creditor shall waive the difference between:
(2)
(a) A guaranteed asset protection waiver need not require a creditor to waive:
(G) Refundable items that include, but are not limited to:
[2015 c.523 §4]