Research, Development, Test, and Evaluation, Air Force

Research, Development, Test, and Evaluation, Air Force For expenses necessary for basic and applied scientific research, development, test, and evaluation, including maintenance, rehabilitation, lease, and operation of facilities and equipment, as authorized by law; $3,453,376,000, to remain available until expended: Provided, That of the funds available for obligation in this appropriation account $125,000,000 shall be available only for the Dynasoar or Mach 3 Aircraft programs.