23 CFR § 636.507
What subjects are prohibited in discussions, communications and clarifications with offerors?
May 21, 2020
You may not engage in conduct that:
(a) Favors one offeror over another;
(b) Reveals an offeror's technical solution, including unique technology, innovative and unique uses of commercial items, or any information that would compromise an offeror's intellectual property to another offeror;
(c) Reveals an offerors price without that offeror's permission;
(d) Reveals the names of individuals providing reference information about an offeror's past performance; or
(e) Knowingly furnish source selection information which could be in violation of State procurement integrity standards.