To amend title 10, United States Code, to limit the transfer of Department of Defense funds to other departments and agencies of the United States.

Prohibits funds appropriated or otherwise made available for military functions of the Department of Defense from being made available to any other Federal department or agency unless the Secretary certifies to the Congress at least 30 days in advance that such transfer is in the national security interest. Authorizes the Secretary to waive such prohibition during a period of national emergency.