48 C.F.R. § 30.606
(a) General.
(3) In resolving the cost impact, the CFAO—
(i) Shall not combine the cost impacts of any of the following:
(ii) Shall not combine the cost impacts of any of the following unless all of the cost impacts are increased costs to Government:
(iii) May consider the cost impacts of a unilateral change affecting two or more segments to be a single change if—
(b) Negotiations. The CFAO shall—
(c) Contract adjustments.
(3) For unilateral changes and noncompliances, the CFAO shall—
(ii) If contract adjustments are made, preclude payment of aggregate increased costs by taking one or both of the following actions:
(4) For noncompliances that involve estimating costs, the CFAO—
(5) For noncompliances that involve cost accumulation, the CFAO—
(i) Shall require the contractor to—
(ii) Shall adjust contract prices. In adjusting contract prices, the CFAO shall preclude payment of aggregate increased costs by disallowing costs on flexibly-priced contracts.
(B) Shall require the contractor to—
(1) Correct contract cost accumulations in the contractor's cost accounting records to reflect the contract price adjustments; and
(2) Adjust interim payment requests (public vouchers and/or progress payments) and final vouchers to reflect the contract price adjustments.
(6) When contract adjustments are made, the CFAO shall—
(d) Alternate methods.
(2) The CFAO may not use an alternate method for contracts when application of the alternate method to contracts would result in—
(3) When using an alternate method that excludes the costs from an indirect cost pool, the CFAO shall—