RCW 63.24.160: Disposition of unclaimed property—Donation to charitable organization or transmittal to police or sheriff.

If property not covered by chapter 63.26 RCW remains unclaimed sixty days after notice is given, or, if the owner's identity or address is unknown, sixty days from when notice was attempted, the bailee shall:

(1) If the reasonable aggregate value of the unclaimed property is less than one hundred dollars, donate the property, or proceeds thereof, to a charitable organization exempt from federal income tax under the federal internal revenue code; or

(2) If the reasonable aggregate value of the unclaimed property is one hundred dollars or more, forward the property to the chief of police or sheriff for disposition as unclaimed property under chapter 63.32 or 63.40 RCW.