D.C. Mun. Regs. tit. 27, § 1603
1603.1 When information necessary for planning purposes cannot be obtained from potential sources by more economical and less formal means, the contracting officer may determine in writing that a solicitation for information or planning purposes is justified. If this determination is approved by the Director, the contracting officer shall then issue the solicitation.
1603.2 An RFP shall not be used as a solicitation for information or planning purposes.
SOURCE: Final Rulemaking published at 35 DCR 1447 (February 26, 1988).