This regulation implements DODD 5000.01, The Defense Acquisition System, and DODI 5000.02, Operation of the Defense Acquisition System. It governs research, development, acquisition, and life cycle management of Army materials to satisfy requirements. This regulation is first in the order of precedence for managing Army acquisition programs following statutory requirements, the Federal Acquisiton Regulation, the Defense Federal Acquisition Regulation Supplement, DOD regulatory direction, and Army Federal Acquisition Regulation supplements.