Code of Federal Regulations Title 48. Federal Acquisition Regulations System 48.13.302-3 Obtaining contractor acceptance and modifying purchase orders

(a) When it is desired to consummate a binding contract between the parties before the contractor undertakes performance, the contracting officer shall require written (see 2.101) acceptance of the purchase order by the contractor.

(b) Each purchase order modification shall identify the order it modifies and shall contain an appropriate modification number.

(c) A contractor's written acceptance of a purchase order modification may be required only if—