; (2) shall keep books and records in such form and manner and for such period as may be prescribed by the Commission by rule or regulation; and (3) shall keep the books and records open to inspection and examination by any representative of the Commission. (g) Daily trading records (1) In general Each digital commodity broker and digital commodity dealer shall maintain daily trading records of the transactions of the digital commodity broker or digital commodity dealer, respectively, and all related records (including related forward or derivatives transactions) and recorded communications, including electronic mail, instant messages, and recordings of telephone calls, for such period as the Commission may require by rule or regulation. (2) Information requirements The daily trading records shall include such information as the Commission shall require by rule or regulation. (3) Counterparty records Each digital commodity broker and digital commodity dealer shall maintain daily trading records for each customer or counterparty in a manner and form that is identifiable with each digital commodity transaction. (4) Audit trail Each digital commodity broker and digital commodity dealer shall maintain a complete audit trail for conducting comprehensive and accurate trade reconstructions. (h) Business conduct standards (1) In general Each digital commodity broker and digital commodity dealer shall conform with such business conduct standards as the Commission, by rule or regulation, prescribes related to— (A) fraud, manipulation, and other abusive practices involving spot or margined, leveraged, or financed digital commodity transactions (including transactions that are offered but not entered into); (B) diligent supervision of the business of the registered digital commodity broker or digital commodity dealer, respectively