US lawDistrict of ColumbiaRegulationsTitle 27 โ CONTRACTS AND PROCUREMENTChapter 27-33 โ CONTRACT COST PRINCIPLES330927 DCMR 33093309. [RESERVED]ReservedLength: 2 wordsOfficial source Cite as D.C. Mun. Regs. tit. 27, ยง 33093309 [RESERVED]Previous27 DCMR 3308Next27 DCMR 3310