25 CFR § 900.102
What is excess or surplus government property of other agencies?
February 24, 2021
(a) “Excess government property” is real or personal property under the control of a Federal agency, other than BIA and IHS, which is not required for the agency's needs and the discharge of its responsibilities.
(b) “Surplus government property” means excess real or personal property that is not required for the needs of and the discharge of the responsibilities of all Federal agencies that has been declared surplus by the General Services Administration (GSA).