D.C. Mun. Regs. tit. 27, § 1620
1620.1 The competitive range shall be determined on the basis of cost or price and other factors, in accordance with the evaluation criteria that were stated in the solicitation, and shall include all proposals that have a reasonable chance of being selected for award.
1620.2 If there is doubt as to whether a proposal is in the competitive range, the proposal shall be included.
1620.3 The contracting officer shall notify, in writing, an unsuccessful offeror at the earliest practicable time that its proposal is no longer being considered for award.
SOURCE: Final Rulemaking published at 35 DCR 1459 (February 26, 1988).