17 C.F.R. § 23.402
(a) Policies and procedures to ensure compliance and prevent evasion.
(1) Swap entities shall have written policies and procedures reasonably designed to:
(b) Know your counterparty. Each swap dealer shall implement policies and procedures reasonably designed to obtain and retain a record of the essential facts concerning each counterparty whose identity is known to the swap dealer prior to the execution of the transaction that are necessary for conducting business with such counterparty. For purposes of this section, the essential facts concerning a counterparty are: