This part prescribes policies and procedures for preparing and processing contract modifications for all types of contracts including construction and architect-engineer contracts. It does not apply to—

(a) Orders for supplies or services not otherwise changing the terms of contracts or agreements (e.g., delivery orders under indefinite-delivery contracts); or

(b) Modifications for extraordinary contractual relief (see Subpart 50.1).

[48 FR 42386, Sept. 19, 1983, as amended at 72 FR 63030, Nov. 7, 2007]