Two descriptions of the Strait of Hormuz are in circulation. Washington says the waterway is open, that mines have been cleared, and that oil is moving. Tehran says the strait stays shut until the United States corrects its conduct. Both statements are being made by people with access to the same hydrographic reality, which means the disagreement is about definitions and leverage rather than facts.
What the Oman track actually covers
Iran and Oman have been negotiating the management of traffic through the strait, including a possible transit fee. Iranian officials have described an agreement on a corridor running partly through Omani and partly through Iranian waters, with vessels using a middle channel conditional on Washington meeting Iranian demands. If implemented, the existing southern route would be formally closed and the change notified to the International Maritime Organization, after which a replacement traffic separation scheme would be negotiated to succeed the arrangement that has governed the strait for roughly six decades. Iranian estimates put that negotiation at thirty to sixty days.
Iran’s foreign minister has been explicit that this is a technical and legal exercise and does not constitute a reopening. That is not a caveat added for domestic consumption. It is the entire structure of the Iranian position: the corridor is the plumbing, and the political decision to let water through it is held separately and traded separately.
The conditions are the point
Tehran’s stated requirements track the terms of the June memorandum that collapsed. Under that arrangement Iran was to clear mines and permit free passage for sixty days while the United States lifted its naval blockade and eased sanctions. Iran declared the strait closed again after accusing Washington of violating the terms, the US reimposed the blockade, and the memorandum expired on 17 August having been abandoned by both parties weeks earlier.
The current list includes lifting the blockade of Iranian ports and vessels, release of frozen state funds, no new sanctions, and no increase in American force posture in the region, with those steps visible and verifiable before Iran reciprocates. New US sanctions announced in late August moved in the opposite direction on one of those items. Iran called them state terrorism and urged third countries not to participate.
Mediators are working the corridor because they cannot work the politics
Oman, Pakistan, and Qatar have all sent delegations to Tehran. The Qatari prime minister pressed the freedom of navigation argument and discussed a temporary corridor and a joint mine-clearance project. Iran agreed to produce a list of conditions, which is a diplomatic act that costs nothing and creates the appearance of movement. The American position, meanwhile, is that there is no schedule and no hurry, with the pressure campaign substituting for negotiation.
This is why the corridor talks advance while the strait stays closed. Technical work is the only track available when the political track is deliberately parked by one side and priced out of reach by the other. It is also genuinely useful groundwork: if a settlement arrives, the routing, the IMO notification, and the separation scheme will already exist in draft.
Assessment
Treat corridor progress as an indicator of preparation, not of imminent reopening. The variables that would actually move the strait are American sanctions policy, the disposition of frozen Iranian funds, and force posture. Until one of those shifts visibly, announcements about middle channels and IMO filings describe a door being fitted to a wall that has no opening in it yet.