To amend the base closure laws to require Federal agencies that desire to acquire excess or surplus property resulting from the closure or realignment of military installations to agree to retain possession of, and to use, such property for agency purposes.

Amends the Defense Authorization Amendments and Base Closure and Realignment Act and the Defense Base Closure and Realignment Act of 1990 (the base closure laws) to prohibit the Secretary of Defense from transferring to another Federal department or agency any portion of a military installation to be closed or realigned under the base closure laws unless the head of such department or agency agrees to retain possession and use of the transferred property for agency purposes. Prohibits any such transferred property from being sold or used by such department or agency in any property exchange.