D.C. Mun. Regs. tit. 27, § 1516
1516.1 The contracting officer may conduct pre-bid conferences to explain the procurement requirements.
1516.2 The contracting officer shall announce pre-bid conferences in the IFB to all prospective bidders.
1516.3 The contracting officer shall hold a pre-bid conference as early as possible after an IFB has been issued and before bids are due.
1516.4 Nothing stated at the pre-bid conference shall change an IFB unless a change is made by the contracting officer by written amendment.
SOURCE: Final Rulemaking published at 35 DCR 1427 (February 26, 1988); as amended by Notice of Emergency and Proposed Rulemaking published at 59 DCR 3714 (March 6, 2012)[EXPIRED]; as amended by Notice of Final Rulemaking published at 59 DCR 6290, 6295 (June 1, 2012).