2013 ORS § 164.065¹
Theft of lost, mislaid property

A person who comes into control of property of another that the person knows or has good reason to know to have been lost, mislaid or delivered under a mistake as to the nature or amount of the property or the identity of the recipient, commits theft if, with intent to deprive the owner thereof, the person fails to take reasonable measures to restore the property to the owner. [1971 c.743 §126]