28 CFR §24.102

1. (a)The Act means section 504 of title 5, U.S. Code, as amended by section 203(a)(1) of the Equal Access to Justice Act, Public Law No. 96-481.
2. (b)Adversary adjudication means an adjudication under 5 U.S.C. 554 in which the position of the United States is represented by counsel or otherwise, but excludes an adjudication for the purpose of establishing or fixing a rate or for the purpose of granting or reviewing a license.
3. (c)Adjudicative officer means the official, without regard to whether the official is designated as an administrative law judge, a hearing officer or examiner, or otherwise, who presided at the adversary adjudication.
4. (d)Department refers to the relevant departmental component which is conducting the adversary adjudication (e.g., Drug Enforcement Administration or Office of Justice Assistance, Research, and Statistics).
5. (e)Proceeding means an adversary adjudication as defined in § 24.102(b) above.