32 C.F.R. § 644.414 MCA acts.
Title 32 - National Defense
The annual military construction authorization acts usually contain general authority for the acquisition, “by donation, purchase, exchange of Government-owned lands, or otherwise,” of lands and interests therein at specified installations or for specified military purposes. The annual acts must be examined to determine that specific authority exists to acquire land by exchange, unless a contemplated exchange falls within the scope of one of the special laws mentioned in §§644.415 through 644.419.
Title 32: National Defense
PART 644—REAL ESTATE HANDBOOK
Subpart F—Disposal
Disposal of Fee-Owned Real Property and Easement Interests
§ 644.414 MCA acts.

