Employee of the Government
28 U.S.C. § 2671 (Title 28—Chapter 171: Tort Claims Procedure)
"Employee of the government" includes (1) officers or employees of any federal agency, members of the military or naval forces of the United States, members of the National Guard while engaged in training or duty under section 115, 316, 502, 503, 504, or 505 of title 32 [32 U.S.C. § 115, 316, 502, 503, 504, or 505], and persons acting on behalf of a federal agency in an official capacity, temporarily or permanently in the service of the United States, whether with or without compensation, and (2) any officer or employee of a Federal public defender organization, except when such officer or employee performs professional services in the course of providing representation under section 3006A of title 18 [18 U.S.C. § 3006A].
28 CFR § 22.2(g) [28 CFR PART 22—CONFIDENTIALITY OF IDENTIFIABLE RESEARCH AND STATISTICAL INFORMATION]
(g) Officer or employee of the Federal Government
means any person employed as a regular or special employee of the U.S. (including experts, consultants, and advisory board members) as of July 1, 1973, or at any time thereafter.