; or (E) a digital asset trading system. (2) Rulemaking The Commission shall prescribe rules for an entity with multiple registrations described under paragraph (1) to exempt the entity from duplicative, conflicting, or unduly burdensome provisions of this Act and the rules under this Act, to the extent such an exemption would protect investors, maintain fair, orderly, and efficient markets, and facilitate capital formation. (3) Self-regulatory organizations The Commission shall require any self-regulatory organization with a registered digital asset broker or registered digital asset dealer as a member to provide such rules as may be necessary to further compliance with this section, protect investors, maintain fair, orderly, and efficient markets, and facilitate capital formation. (d) Additional registrations with the Commodity Futures Trading Commission A registered digital asset broker or registered digital asset dealer shall be permitted to maintain a registration with the Commodity Futures Trading Commission as a digital commodity broker or digital commodity dealer, to list or trade contracts of sale for digital commodities. . 406. Requirements of digital asset brokers and digital asset dealers (a) In general Section 15H of the Securities Exchange Act of 1934, as added by section 405, is amended by adding at the end the following: (e) Anti-fraud No digital asset broker or digital asset dealer shall make use of the mails or any means or instrumentality of interstate commerce to effect any transaction in, or to induce or attempt to induce the purchase or sale of, any restricted digital asset by means of any manipulative, deceptive, or other fraudulent device or contrivance. (f) Holding of customer assets (1) In general A digital asset broker or digital asset dealer shall hold customer money, assets, and property in a manner to minimize the risk of loss to the customer or unreasonable delay in the access to the money, assets, and property of the customer. (2) Qualified digital asset custodian required A