D.C. Mun. Regs. tit. 8-B, § 3202
3202.1 The contracting officer shall provide for adequate public notice of each invitation for bids. Notice shall be given at a sufficient time before the date set forth in the notice for the opening of bids. In no event shall the notice required in this subsection be less than thirty (30) calendar days.
3202.2 The notice required under §3202.1 shall be published in at least one (1) of the following:
(a) A newspaper of general circulation;
(b) A trade publication considered appropriate by the Director of Procurement; or
(c) The "District of Columbia Procurement Digest."
3202.3 The Director of Procurement may submit notice of each IFB to the Department of Administrative Services for inclusion on the D. C. Procurement Hotline.
3202.4 When a solicitation mailing list is available for a particular requirement, invitations for bids or notices of the availability of IFB's shall be mailed or otherwise furnished to a sufficient number of potential bidders for the purpose of obtaining competition, in accordance with the requirements of §3210 of this chapter.
SOURCE: Final Rulemaking published at 39 DCR 2566 (April 10, 1992).