The provisions of ORS 222.510 to 222.570 and 242.050 are applicable to areas annexed to or incorporated as cities prior to March 18, 1949. The procedure provided in those sections may be followed in all cases in which such incorporation or annexation was effective prior to March 18, 1949, and in which no apportionment of property was made by March 18, 1949. As to any such district which has not already been taken over by, or come to an agreement with, the city involved, the effective date of the taking over shall be March 18, 1949, or the date of the agreement arrived at under the standards provided in ORS 222.530 to 222.560.
Oregon Legal Code