; (iv) if the functionality of the digital commodity will protect holders from operational failures; (v) if sufficient public information about the operation, functionality, and use of the digital commodity is available; and (vi) any other factor which the Commission has, by rule, determined to be in the public interest or in furtherance of the requirements of this Act. (D) Restricted digital assets A digital commodity exchange shall not permit the trading of a unit of a digital asset that is a restricted digital asset. (4) Treatment of customer assets A digital commodity exchange shall establish standards and procedures that are designed to protect and ensure the safety of customer money, assets, and property. (5) Monitoring of trading and trade processing (A) In general A digital commodity exchange shall provide a competitive, open, and efficient market and mechanism for executing transactions that protects the price discovery process of trading on the exchange. (B) Protection of markets and market participants A digital commodity exchange shall establish and enforce rules— (i) to protect markets and market participants from abusive practices committed by any party, including abusive practices committed by a party acting as an agent for a participant; and (ii) to promote fair and equitable trading on the exchange. (C) Trading procedures A digital commodity exchange shall— (i) establish and enforce rules or terms and conditions defining, or specifications detailing— (I) trading procedures to be used in entering and executing orders traded on or through the facilities of the digital commodity exchange; and (II) procedures for trade processing of digital commodities on or through the facilities of the digital commodity exchange