Land classified under the provisions of chapter 84.34 RCW prior to July 16, 1973 which meets the criteria for classification under this chapter, is hereby reclassified under this chapter. This change in classification shall be made without additional tax, applicable interest, penalty, or other requirements, but subsequent to such reclassification, the land shall be fully subject to this chapter. A condition imposed by a granting authority prior to July 16, 1973, upon land classified pursuant to RCW 84.34.020 (1) or (3) shall remain in effect during the period of classification.