Four shipping industry sources put it in writing Thursday: a proposed deal giving Tehran control over ships entering the Gulf through the Strait of Hormuz is "not easily workable," blocked by American sanctions and by insurance clauses that terminate cover for any vessel that pays Iran's transit fee. [1] The weekend's diplomacy — an Oman lane described as being in final stages, a conditions stack from Tehran's security council — did not amend a word of that finding. [2] The people who actually move oil have not moved.

The paper's Saturday major recorded CENTCOM turning away a rising count of redirected hulls while owners kept their tonnage out. Sunday reprints the refusal with better documentation.

The three numbers

Before February's war, the strait was free. Ships transited under a two-way traffic separation scheme adopted by the UN's shipping agency in 1968, paying nothing to anyone. [1] The draft that replaced it has three prices attached. A senior Iranian source says Tehran wants fees of 5 to 7 percent of cargo value from ships using the strait. Oman has discussed around 3 percent. Washington insists on zero, and U.S. officials have repeatedly ruled out any arrangement that lets Tehran charge for access to the waterway. [1] No owner can sign a fixture against a spread like that, because the fee is not the cost. The fee is the trigger.

Here is the mechanism, which the weekend's hopeful coverage skipped. In late July, Lloyd's Market Association introduced wording for war underwriters that terminates insurance cover if a vessel has paid a transit fee, toll, or other charge for passage through the Strait of Hormuz. Under the clause, insurers have no liability to indemnify such a payment and are discharged from obligations in respect of the vessel. [1] Separately, the United States has sanctioned the Persian Gulf Strait Authority, the body Iran established in May to operate the waterway, and Treasury prohibits U.S. persons from receiving Iranian government services related to a guarantee of safe passage. Any payment could lead to asset freezes. One insurance industry source summarized the bind in two words: catch 22. The policy punishes paying; the geography punishes refusing. [1]

Why cover, not courage, decides

War-risk insurance is not paperwork at the margin of this trade; it is the trade. Ships sailing the strait must carry additional war-risk premium against damage in transit, and without cover, financiers will not let vessels sail. An owner who pays Muscat's or Tehran's fee converts his hull into an uninsured asset the moment the payment clears. An owner who refuses stays insured but uninvited. Faced with that choice, owners have chosen refusal for months — first informally, now in an open letter from the world's leading shipping associations to the UN's International Maritime Organization, which called compulsory charges through the strait "a toll in all but name" and warned it would set a precedent undermining the legal framework for transit passage. [1] The IMO's own governing council said in July that passage should remain free of any tolls and charges. [1]

The risk side of the ledger hardened over the same week. The United Arab Emirates said an Iranian missile struck another ADNOC-affiliated tanker in the strait at the weekend, and UK maritime monitors logged a separate vessel burning after a hit; ADNOC counts fifteen of its ships attacked since the conflict began, one crew member killed. [4][3] Underwriters do not need persuading that the corridor is live. They need a reason to believe the fee structure protects them. Nothing published this weekend does.

What the optimism was pricing

Markets read the Omani track as reopening anyway: Brent and West Texas Intermediate fell more than 7 percent last week on hopes Iran and Oman were close. [3] The paper has held since August 4 that price signals move before physical delivery clears, and the physical record here is unambiguous — the strait carried about a fifth of the world's oil and LNG before the war, and it carries a fragment of that today. [1] A route map agreed between Tehran and Muscat allocates jurisdiction over traffic that does not currently exist. Freight exists when an owner, a charterer, and an underwriter sign the same voyage. Two of those three parties published their objections this week. The third is Washington, which wants the fee at zero and says blockade relief waits on Iranian performance. [2]

Trade X scored the week correctly and cynically: the route remains unpaid, so the route remains unused, whatever the communiqués say. Mainstream progress coverage missed the plumbing — the LMA clause, the sanctioned authority, the Treasury prohibition — because the plumbing lives in market notices rather than press conferences. The reader who follows only the wires believes a deal is assembling. The reader who follows only X believes it never mattered. Both miss the specific, checkable fact: nobody has published a fee an insurer will indemnify.

The completed Sunday record: four sources calling the passage unworkable, a clause voiding cover for payers, a sanctioned collector, three irreconcilable numbers, and a missile log that keeps premiums where they are. If any of the three numbers moves — Tehran's seven, Muscat's three, Washington's zero — this page prints it within a day. Until then the owners' answer stands, and it was never emotional. It was arithmetic.

-- THEO KAPLAN, San Francisco