17 CFR § 227.204 - Advertising.
(a) An issuer may not, directly or indirectly, advertise the terms of an offering made in reliance on section 4(a)(6) of the Securities Act (15 U.S.C. 77d(a)(6)), except for notices that meet the requirements of paragraph (b) of this section.
Instruction to paragraph (a). For purposes of this paragraph (a), issuer includes persons acting on behalf of the issuer.
(b) A notice may advertise any of the terms of an issuer's offering made in reliance on section 4(a)(6) of the Securities Act (15 U.S.C. 77d(a)(6)) if it directs investors to the intermediary's platform and includes no more than the following information:
(1) A statement that the issuer is conducting an offering pursuant to section 4(a)(6) of the Securities Act (15 U.S.C. 77d(a)(6)), the name of the intermediary through which the offering is being conducted and a link directing the potential investor to the intermediary's platform;
(2) The terms of the offering; and
(3) Factual information about the legal identity and business location of the issuer, limited to the name of the issuer of the security, the address, phone number and Web site of the issuer, the email address of a representative of the issuer and a brief description of the business of the issuer.
(c) Notwithstanding the prohibition on advertising any of the terms of the offering, an issuer, and persons acting on behalf of the issuer, may communicate with investors and potential investors about the terms of the offering through communication channels provided by the intermediary on the intermediary's platform, provided that an issuer identifies itself as the issuer in all communications. Persons acting on behalf of the issuer must identify their affiliation with the issuer in all communications on the intermediary's platform.
Instruction to § 227.204. For purposes of this section, terms of the offering means the amount of securities offered, the nature of the securities, the price of the securities and the closing date of the offering period.