7 C.F.R. § 372.4
The terminology and definitions set forth in the Council on Environmental Quality's (CEQ) implementing regulations at 40 CFR part 1508 are incorporated herein. In addition, the following terms, as used in these procedures, are defined as follows:
APHIS. The Animal and Plant Health Inspection Service (APHIS).
Decisionmaker. The agency official responsible for signing the document based on a categorical exclusion or findings of no significant impact (FONSI) and environmental assessment or the record of decision following the environmental impact statement (EIS) process.
Department. The United States Department of Agriculture (USDA).
Environmental unit. The analytical unit in Policy and Program Development responsible for coordinating APHIS' compliance with NEPA and other environmental laws and regulations.
7 C.F.R. §372.4