DoD 4000.25-1-M is issued under the authority of DoD Directive 4140.1, "DoD Materiel Management Policy." Its purpose is to prescribe uniform procedures, data elements and codes, formats, forms, and time standards for use in automated and manual data processing, involving both high speed electronic and other media of communications employed in the requisitioning, issuing, lateral redistribution, return, and disposal of DoD materiel.