§ 56.1 Definitions.

As used in this part, all terms not defined herein have the meaning given them in the Clean Air Act.

Act means the Clean Air Act as amended (42 U.S.C. 7401 et seq.).

Administrator, Deputy Administrator, Assistant Administrator, General Counsel, Associate General Counsel, Deputy Assistant Administrator, Regional Administrator, Headquarters, Staff Office, Operational Office, and Regional Office are described in part 1 of this title.