2026-04-28 | 20260428The U.S. Department of the Treasury's Office of Foreign Assets Control (OFAC) has updated the Specially Designated Nationals and Blocked Persons List by adding numerous Iranian individuals and entities subject to secondary sanctions under Executive Order 13902. Concurrently, OFAC issued Iran-related Frequently Asked Question 1249 and published an alert warning of sanctions risks associated with dealing with China-based independent "teapot" oil refineries. These actions target specific companies and persons linked to Iran's energy and shadow banking sectors while clarifying regulatory guidance for market participants.