ORS § 456.233
If, pursuant to ORS 456.055 to 456.235, the governing body in a city or a county has declared, by resolution, that the governing body itself shall exercise the powers of a housing authority under ORS 456.055 to 456.235, the governing body may thereafter, by resolution, elect to transfer the powers and the authority to act as the housing authority to any other body which may be designated under ORS 456.055 to 456.235 to exercise such powers. The governing body of the city or county may, by resolution, transfer the powers and authority to act as the housing authority to itself. All duties and obligations of the governing body as the housing authority of the municipality shall thereafter be assumed and performed by the body to which such powers and authority are transferred.
ORS 456.233