[Code of Federal Regulations] [Title 48, Volume 1] [Revised as of October 1, 2005] From the U.S. Government Printing Office via GPO Access [CITE: 48CFR44] [Page 826] TITLE 48--FEDERAL ACQUISITION REGULATIONS SYSTEM CHAPTER 1--FEDERAL ACQUISITION REGULATION PART 44_SUBCONTRACTING POLICIES AND PROCEDURES--Table of Contents Subpart 44.3_Contractors' Purchasing Systems Reviews 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. [62 FR 12719, Mar. 17, 1997]