; and (B) a substance or mixture of substances intended to be produced and used within a living plant, or in the produce thereof, and the genetic material necessary for its production. (2) Inclusions Such term includes any inert ingredient (as defined in section 174.3 of title 40, Code of Federal Regulations (or any successor regulation)). . (b) Exemption from regulation Section 25(b) of the Federal Insecticide, Fungicide, and Rodenticide Act ( 7 U.S.C. 136w(b) ) is amended to read as follows: (b) Exemption of pesticides (1) Exemption by rule The Administrator may exempt from the requirements of this Act by regulation any pesticide which the Administrator determines either— (A) to be adequately regulated by another Federal agency