§ 510.210 Prohibitions or strict conditions with respect to correspondent or payable-through accounts or blocking of certain foreign financial institutions identified by the Secretary of the Treasury.
(a) Prohibited activities. A U.S. financial institution shall not:
(1) Open or maintain a correspondent account or a payable-through account in the United States for a foreign financial institution for which the opening or maintaining of such an account is prohibited pursuant to this section; or
(2) Maintain a correspondent account or a payable-through account in the United States in a manner that is inconsistent with any strict condition imposed and in effect pursuant to this section.
(b) Sanctionable activity by foreign financial institutions prohibited by Executive Order 13810. The Secretary of the Treasury, in consultation with the Secretary of State, may determine that a foreign financial institution has, on or after September 21, 2017, knowingly conducted or facilitated any significant transaction:
(1) On behalf of any person whose property and interests in property are blocked pursuant to Executive Order 13551, Executive Order 13687, Executive Order 13722, or Executive Order 13810, or on behalf of any person whose property and interests in property are blocked pursuant to Executive Order 13382 in connection with North Korea-related activities; or