Any action that the Secretary of the Treasury is authorized to take pursuant to E.O. 13581 of July 24, 2011, as amended by E.O. 13863 of March 15, 2019, and any further Executive orders relating to the national emergency declared in E.O. 13581, may be taken by the Director of OFAC or by any other person to whom the Secretary of the Treasury has delegated authority so to act.
31 C.F.R. §590.802