; and (vii) any other factor required by the Commission. (D) Rules for digital commodity presales The digital commodity exchange shall have in place such rules as may be necessary to reasonably ensure the orderly sale of any unit of a digital commodity obtained through a digital commodity presale. (4) Treatment of customer assets (A) Required standards and procedures Each digital commodity exchange shall establish standards and procedures that are designed to protect and ensure the safety of customer money, assets, and property. (B) Holding of customer assets (i) In general Each digital commodity exchange shall hold customer money, assets, and property in a manner to minimize the customer’s risk of loss or unreasonable delay in the access to the money, assets, and property of the customer. (ii) Segregation of funds (I) In general A digital commodity exchange shall treat and deal with all money, assets, and property of any customer received as belonging to the customer. (II) Commingling prohibited Money, assets, and property of a customer described in subclause (I) shall be separately accounted for and shall not be commingled with the funds of the digital commodity exchange or be used to margin, secure, or guarantee any trades or accounts of any customer or person other than the person for whom the same are held. (iii) Exceptions (I) Use of funds (aa) In general Notwithstanding clause (ii), money, assets, and property of customers of a described in clause (ii) may, for convenience, be commingled and deposited in the same account or accounts with any bank, trust company, or qualified digital commodity custodian. (bb) Withdrawal Notwithstanding clause (ii), such share of the money, assets, and property described in item (aa) as in the normal course of business shall be necessary to margin, guarantee, secure, transfer, adjust, or settle a digital commodity transaction with a registered entity may be withdrawn and applied to such purposes, including the payment of commissions, brokerage, interest, taxes, storage, and