Pub. L. 100-463, tit. VIII, sec. 8047

Sec. 8047. None of the funds made available by this Act shall be used to initiate full-scale engineering development of any major defense acquisition program until the Secretary of Defense has provided to the Committees on Appropriations of the House and Senate— (a) a certification that the system or subsystem being developed will be procured in quantities that are not sufficient to warrant development of two or more production sources, or (b) a plan for the development of two or more sources for the production of the system or subsystem being developed.