48 C.F.R. § 37.201

Covered personnel means—

(1) An officer or an individual who is appointed in the civil service by one of the following acting in an official capacity:

(i) The President;

(ii) A Member of Congress;

(iii) A member of the uniformed services;

(iv) An individual who is an employee under 5 U.S.C. 2105;

(v) The head of a Government-controlled corporation; or

(vi) An adjutant general appointed by the Secretary concerned under 32 U.S.C. 709(c).

(2) A member of the Armed Services of the United States.

(3) A person assigned to a Federal agency who has been transferred to another position in the competitive service in another agency.