; (B) recordkeeping; (C) capital, margin, and other financial resources; (D) reporting; (E) business conduct; (F) documentation; and (G) such other matters as the Commission demonstrates to be necessary. (3) Prohibition on certain trading practices Sections 4b, 4c, and 6(c) shall apply to any agreement, contract, or transaction in a digital commodity as if the agreement, contract, or transaction were a contract of sale of a commodity for future delivery. (4) Prohibition on trading derivatives products Registration as a digital commodity exchange shall not permit a trading facility to offer any contract of sale of a commodity for future delivery, option, or swap for trading without also being registered as a designated contract market or swap execution facility. (c) Core principles for digital commodity exchanges (1) Compliance with core principles (A) In general To be registered, and maintain registration, as a digital commodity exchange, the digital commodity exchange shall comply with— (i) the core principles described in this subsection; and (ii) any requirement that the Commission may impose by rule or regulation pursuant to section 8a(5). (B) Reasonable discretion of a digital commodity exchange Unless otherwise determined by the Commission by rule or regulation, a digital commodity exchange described in subparagraph (A) shall have reasonable discretion in establishing the manner in which the digital commodity exchange complies with the core principles described in this subsection. (2) Compliance with rules A digital commodity exchange shall— (A) establish and enforce compliance with any rule of the digital commodity exchange, including— (i) the terms and conditions of the trades traded or processed on or through the digital commodity exchange; and (ii) any limitation on access to the digital commodity exchange