D.C. Mun. Regs. tit. 27, § 1623
1623.1 Before issuing a solicitation, the contracting officer shall develop an estimate of the proper price level of value of the goods or services to be purchased.
1623.2 Among other areas of discussion under §1621, the contracting officer may enter into price negotiations with the offeror with the intent of agreeing on a fair and reasonable price.
1623.3 The contracting officer shall not be required to reach agreement on every element of cost, and may make reasonable compromises if necessary.
SOURCE: Final Rulemaking published at 35 DCR 1461 (February 26, 1988).