17 C.F.R. § 180.1 : Commodity and Securities Exchanges — COMMODITY FUTURES TRADING COMMISSION — PROHIBITION AGAINST MANIPULATION — Prohibition on the employment, or attempted employment, of manipulative and deceptive devices

(a) It shall be unlawful for any person, directly or indirectly, in connection with any swap, or contract of sale of any commodity in interstate commerce, or contract for future delivery on or subject to the rules of any registered entity, to intentionally or recklessly:
(1) Use or employ, or attempt to use or employ, any manipulative device, scheme, or artifice to defraud;
(2) Make, or attempt to make, any untrue or misleading statement of a material fact or to omit to state a material fact necessary in order to make the statements made not untrue or misleading;
(3) Engage, or attempt to engage, in any act, practice, or course of business, which operates or would operate as a fraud or deceit upon any person; or,
(4) Deliver or cause to be delivered, or attempt to deliver or cause to be delivered, for transmission through the mails or interstate commerce, by any means of communication whatsoever, a false or misleading or inaccurate report concerning crop or market information or conditions that affect or tend to affect the price of any commodity in interstate commerce, knowing, or acting in reckless disregard of the fact that such report is false, misleading or inaccurate. Notwithstanding the foregoing, no violation of this subsection shall exist where the person mistakenly transmits, in good faith, false or misleading or inaccurate information to a price reporting service.
(b) Nothing in this section shall be construed to require any person to disclose to another person nonpublic information that may be material to the market price, rate, or level of the commodity transaction, except as necessary to make any statement made to the other person in or in connection with the transaction not misleading in any material respect.
(c) Nothing in this section shall affect, or be construed to affect, the applicability of Commodity Exchange Act section 9(a)(2).

17 C.F.R. §180.1