48 CFR § 44.305-1 - Responsibilities.
The cognizant ACO is responsible for granting, withholding, or withdrawing approval of a contractor's purchasing system. The ACO shall -
(a) Approve a purchasing system only after determining that the contractor's purchasing policies and practices are efficient and provide adequate protection of the Government's interests; and
(b) Promptly notify the contractor in writing of the granting, withholding, or withdrawal of approval.
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