Overview
- Treasury Secretary Scott Bessent publicly warned that a 12:01 a.m. ET Sept. 23 deadline will remove a wind‑down authorization and expose airports, fuel suppliers and banks to secondary sanctions if they service sanctioned Iranian carriers.
- The Office of Foreign Assets Control has added 27 Iranian airlines to its sanctions list and suspended longstanding general aviation licenses that previously allowed limited transactions for overflights and emergency repairs.
- Early signs of compliance include Georgia and Iraq barring Iranian services and Turkish Airlines suspending flights to Iran, actions that could immediately cut key international links.
- The campaign depends on foreign governments and commercial providers to enforce U.S. pressure, and analysts warn that partners with close ties to Tehran, including China and Pakistan, may resist full compliance.
- The measures will hit civilian travel and diaspora connections hardest, complicate airline routing and insurance, and raise the risk of Iranian countermeasures such as airspace restrictions or wider escalation.