An indirect cost shall not be allocated to a District contract if other costs incurred for the same purpose in like circumstances have been included as a direct cost of that contract or any final cost objective not related to the District contract.
Indirect costs shall be accumulated into logical groupings known as "indirect cost pools."
The contractor's method of allocating indirect costs shall be in accordance with generally accepted accounting principles which are consistently applied, in accordance with the provisions of this chapter.
The contracting officer shall examine the contractor's method of allocating indirect costs when any of the following apply:
The contracting officer shall consider the base period for indirect cost allocation as the one in which the costs are incurred and accumulated for distribution to work performed in that period.
D.C. Mun. Regs. tit. 27, r. 27-3313