As used in this subpart—

Acceptable material management and accounting system means a material management and accounting system that generally complies with the system criteria in paragraph (d) of the clause at 252.242-7004, Material Management and Accounting System.

Material management and accounting system (MMAS) means the contractor's system or systems for planning, controlling, and accounting for the acquisition, use, issuing, and disposition of material. Material management and accounting systems may be manual or automated. They may be stand-alone systems, or they may be integrated with planning, engineering, estimating, purchasing, inventory, accounting, or other systems.

Valid time-phased requirements means material that is—

(1) Needed to fulfill the production plan, including reasonable quantities for scrap, shrinkage, yield, etc.; and

(2) Charged or billed to contracts or other cost objectives in a manner consistent with the need to fulfill the production plan.