(1) The Director of the Department of Consumer and Business Services may promulgate rules reasonably necessary to implement and enforce ORS 447.210 to 447.280 as part of the structural code including, but not limited to, rules authorizing the director to waive or modify any standards and specifications with respect to work on affected buildings and their related facilities where the director determines, with respect to emergency or temporary construction, that compliance with such standards or specifications would not be necessary to fulfill the objectives of ORS 447.210 to 447.280 or would be impractical.(2) The Director of the Department of Consumer and Business Services shall by rule establish criteria for determining the lowest flooring of a building for the purposes of the definition of "affected buildings" provided by ORS 447.210 and for the purposes of ORS 447.247.1971 c.320 §6; 1973 c.539 §8; 1979 c.133 §5; 1993 c.503 §10; 1993 c.744 §76; 1995 c.307 §4