Applicant. Any Federal, State, local, or federally recognized Indian Tribal governmental unit that requests funding approval or other action by the Administration and that the Administration works with to conduct environmental studies and prepare environmental review documents. When another Federal agency, or the Administration itself, is implementing the action, then the lead agencies (as defined in this section) may assume the responsibilities of the applicant in this part. If there is no applicant, then the Federal lead agency will assume the responsibilities of the applicant in this part.
23 CFR § 771.107
The definitions contained in the CEQ regulations and in titles 23 and 49 of the United States Code are applicable. In addition, the following definitions apply to this part.