40 CFR § Definitions. | CFR | US Law | LII / Legal ...
The following definitions apply to part 70. Except as specifically provided in this section, terms used in this part retain the meaning accorded them under the applicable requirements of the Act.. Act means the Clean Air Act, as amended, 42 7401, et seq.. Affected source shall have the meaning given to it in the regulations promulgated under title IV of the Act.