§ 2464a. Payloads launched on Titan II launch vehicles; cost effectiveness as against space shuttle launches
The Secretary of Defense and the Administrator of the National Aeronautics and Space Administration will jointly determine which payloads will be launched on Titan II launch vehicles and certify by notice to the Congress that such launches are cost effective as compared to launches by the space shuttle and do not diminish the efficient and effective utilization of the space shuttle capability: Provided, That this section may be waived only upon certification by the Secretary of Defense that certain classified payloads must be launched on the Titan II launch vehicle as opposed to the space shuttle, for national security reasons.