; (ix) ensure that the merchant is not trading with a decentralized crypto asset exchange on a principal basis, but solely on an agency basis at the request of a customer; and (x) consistent with this subsection, implement other standards which may be required by the Commission by rule. (e) Risk management standards for self-Hosted wallets (1) In general The Commission shall adopt risk management standards relating to money laundering, customer identification, and sanctions for self-hosted wallets that conduct transactions with a registered crypto asset exchange, which shall be consistent with standards under section 4d(k). (2) Definition of self-hosted wallet In this subsection, the term self-hosted wallet means a digital interface used to secure and transfer crypto assets, in which the owner of the assets retains independent control in a manner that is secured by that interface. (f) Appointment of trustee (1) In general If a proceeding under section 5e results in the suspension or revocation of the registration of a crypto asset exchange, or if a crypto asset exchange withdraws from registration, the Commission, after providing notice to the crypto asset exchange, may apply to the district court of the United States for the judicial district in which the crypto asset exchange is located for the appointment of a trustee. (2) Assumption of jurisdiction If the Commission applies to a court for appointment of a trustee under paragraph (1)— (A) the court may take exclusive jurisdiction over— (i) the crypto asset exchange; and (ii) the records and assets of the crypto asset exchange, wherever those records and assets are located