D.C. Mun. Regs. tit. 27, § 1516
1516.1 The contracting officer may use pre-bid conferences to explain the procurement requirements.
1516.2 Pre-bid conferences shall be announced to all prospective bidders in the IFB.
1516.3 The pre-bid conference shall be held as early as possible after the IFB has been issued and before the bids are opened.
1516.4 Nothing stated at the pre-bid conference shall change the IFB unless a change is made by the contracting officer by written amendment.
1516.5 The contracting officer shall prepare a written report of the conference and shall supply it to all prospective bidders who request a copy in writing.
1516.6 The report of the pre-bid conference shall be a public document.
SOURCE: Final Rulemaking published at 35 DCR 1427 (February 26, 1988).