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Project Order. A “project order” is a specific, definite and certain order issued under the authority contained in 41 U.S.C. 23 which, when placed with and accepted by a separately managed DoD establishment, serves to obligate appropriations in the same manner as orders or contracts placed with commercial enterprises. A project order is a valid and recordable obligation of the issuing entity when the order is issued and accepted, providing the obligation otherwise meets the criteria for recordation of an obligation contained in 31 U.S.C. 1501.
A project order which lacks, at the time of issuance or acceptance, a description of the product to be provided is not sufficient to create a recordable obligation. (However, often there may be repeat orders for which the performing installation will have detailed and definite specifications available. Thus, if the performing activity has on file those elements which make a project order specific, definite, and certain, and those elements are in sufficient detail to enable the performing installation to proceed in carrying out the work ordered, it is not necessary to also
DoD Financial Management Regulation Volume 11A, Chapter 2
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include those elements within the project order itself. In such cases, reference may be made on the project order that specification documentation is retained on file by the performing activity.
http: //comptroller.defense.gov/Portals/45/documents/fmr/archive/11aarch/11a02.pdf