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Iran Conflict 2026
4MAR

General License U expires inside the ceasefire window

2 min read
04:21UTC

The OFAC instrument authorising Iranian-origin crude expires 11 days into the diplomatic pause.

ConflictDeveloping
Key takeaway

The first material test of Trump's 'workable basis' framing falls 11 days into the ceasefire window.

OFAC's General License U was issued on 20 March, the first OFAC general license ever to broadly authorise transactions involving Iranian-origin crude. Its expiry on 19 April falls eleven days into the two-week ceasefire window the SNSC announced today. No Treasury renewal signal has been issued at time of filing.

The expiry timing is the first concrete test of whether the ceasefire's economic components survive contact with the existing sanctions architecture. The Iranian 10-point plan (relayed via Pakistan) demands removal of 'all primary and secondary sanctions'; today's framework accepts Iran's text as 'workable basis on which to negotiate'. Whether OFAC extends GL U on 19 April is the first material data point on that acceptance, against the IEA/IMF/World Bank supply-shortage backdrop .

Deep Analysis

In plain English

There is a special US Treasury permission slip that lets Iranian oil already at sea get sold without American banks getting in trouble. It expires on 19 April, eleven days into the two-week ceasefire. If the Treasury extends it, that means the ceasefire is real for oil traders. If it doesn't, the deal stops working in practice even while the bombs stay still.

Deep Analysis
Escalation

A GL U lapse without renewal would reverse the ceasefire's economic component while the diplomatic component continues.

What could happen next?
  • Consequence

    GL U renewal is the first material test of whether the ceasefire has economic substance.

  • Risk

    A lapse without renewal would create an immediate compliance shock for Asian buyers using dollar settlement.

First Reported In

Update #62 · Two victories, two different lists

Baker McKenzie Sanctions Blog· 8 Apr 2026
Read original
Causes and effects
This Event
General License U expires inside the ceasefire window
The first material Treasury test of whether Trump's 'met and exceeded' framing survives contact with sanctions architecture.
Different Perspectives
Oil markets / Lloyd's underwriters
Oil markets / Lloyd's underwriters
Futures markets priced CENTCOM's strikes-complete statement as a de-escalation signal and pushed Brent down 1.7 per cent to $94.71, even as the IRGC declared Hormuz closed. Lloyd's war-risk premiums held elevated because institutional de-listing requires a UN Security Council resolution that Russia and China have just shown they will block.
Pakistan (mediator)
Pakistan (mediator)
Interior minister Mohsin Naqvi carried dual civilian and military letters to Mojtaba Khamenei in Tehran on 6-7 June with no public response. The IRGC's Hormuz closure on 11 June shows the corps is acting independently of the channel Pakistan is using, making the mediation structurally unable to produce a binding commitment without direct IRGC access.
Russia and China
Russia and China
Russia and China voted against GOV/2026/40 at the IAEA Board, following through on the blocking position coordinated with Grossi in Geneva on 5 June; both states continue to oppose Western institutional pressure on Iran at every multilateral venue.
E3 and IAEA (UK, France, Germany)
E3 and IAEA (UK, France, Germany)
The E3 co-sponsored IAEA resolution GOV/2026/40, adopted 21-3-10 on 10 June, demanding Iran disclose 440.9 kg of unaccounted HEU and admit inspectors to four denied facilities. The 10 abstentions and Russia-China noes leave any Security Council referral without a viable enforcement path.
IRGC / Iran military command
IRGC / Iran military command
The corps declared Hormuz closed to all traffic on 11 June and claimed two vessels struck, overriding the MoU its own civilian negotiators were pursuing through Pakistan. The closure order used the Persian Gulf Strait Authority apparatus to convert a toll mechanism into a military prohibition.
Trump administration / CENTCOM
Trump administration / CENTCOM
CENTCOM completed a second day of strikes on Tehran, Sirik and Minab, rejected the IRGC Hormuz closure as inconsistent with observed transit, and said strikes were complete. Hegseth framed the bombing explicitly as the negotiation: the method is coercive deal-making with no stated pause threshold.