Oregon Revised Statutes Revenue and Taxation § 311.731

(1) When an event described under ORS 311.716 occurs with respect to a homestead for which the Department of Revenue has prepaid special assessment improvement amounts under ORS 311.730 (1)(c), the appropriate local officer shall remit to the department the amount of the prepayment.

(2) The remittance shall be made on or before August 15 of the year following the calendar year in which the event occurs, in an amount equal to the amount of the prepayment not yet due and payable on the date of the remittance, plus accrued interest on that amount.

(3) The department shall enter the amount received against the account that has been set up for special assessment deferred property. The amount received shall be credited as provided in ORS 311.701.