Certifying official,
Certifying official, for purposes of part 73 of this chapter, means:
(1) For a corporation, a president, secretary, treasurer, or vice-president of the corporation in charge of a principal business function, or any other person who performs similar policy or decision-making functions for the corporation;
(2) For partnership or sole proprietorship, a general partner or the proprietor, respectively; and
(3) For a local government entity or State, Federal, or other public agency, either a principal executive officer or ranking elected official.
Source
40 CFR § 72.2
Scoping language
The terms used in this part, in parts 73, 74, 75, 76, 77 and 78 of this chapter shall have the meanings set forth in the Act, including sections 302 and 402 of the Act, and in this section as follows: