D.C. Mun. Regs. tit. 27, § 1639
1639.1 Upon completion of discussions, the contracting officer shall issue to all offerors within the competitive range a request for best and final offers.
1639.2 The request for best and final offers shall include the following:
1639.3 After evaluation of the best and final offers, the contracting officer may award the contract to the highest-ranked offeror, considering only price and other factors included in the solicitation. The contracting officer may negotiate further with the highest-ranked offeror prior to award in accordance with §1634.
SOURCE: Final Rulemaking published at 60 DCR 1136 (February 1, 2013).