ORS § 319.720
If a user or seller is delinquent in the payment of any obligation imposed under ORS 319.510 to 319.880, the Department of Transportation may give notice of the amount of such delinquency by registered or certified mail to all persons having in their possession or under their control any credits or other personal property belonging to the user or seller, or owing any debts to such user or seller, at the time of the receipt by them of the notice. Thereafter any person so notified shall neither transfer nor make other disposition of such credits, personal property or debts until the department has consented to a transfer or other disposition or until 30 days have elapsed from and after the receipt of the notice. All persons so notified shall, within five days after the receipt of the notice, advise the department of all such credits, personal property or debts in their possession, under their control or owing by them, as the case may be.
ORS 319.720