Iran's New Approval Requirement for Strait of Hormuz Transit and Its Market Impact

By Patricia Miller

Apr 18, 2026

2 min read

Iran's new IRGC approval for vessels at the Strait of Hormuz impacts market confidence as traders adjust to the evolving landscape.

Currently, Iran mandates that vessels transiting the strategically vital Strait of Hormuz must obtain approval from the Islamic Revolutionary Guard Corps, or IRGC. This requirement introduces an added layer of complexity to the already sensitive dynamics of maritime traffic in the region. According to the market, there is a 64.5% chance of normal traffic resuming by April 30, a slight increase from the previous day’s figure of 60%.

In response to these developments, traders reacted by moving to sell against the deadline of April 30. This resulted in a significant 10-point drop in the market, accompanied by a notable price change of $354, which led to a 4-point decrease in value just yesterday. The low trading volumes reflect thin order books, causing even small trades to create larger-than-expected price fluctuations. Meanwhile, the market for May 31 sits at a higher 87% chance of normal traffic, indicating that traders hold on to the hope for a resolution before June, although skepticism about achieving this before the end of the month persists.

Understanding the implications of such changes is crucial. With the IRGC now requiring explicit approval for vessel transits, Iran effectively tightens its grip on maritime operations in the Strait, complicating any diplomatic efforts aimed at normalizing activities. For traders, a share priced at 64.5 cents offers a potential payout of $1 if traffic returns to normal by the end of April, making scenarios effectively a coin flip. To see this bet materialize successfully, traders need to witness defined movements either in diplomatic engagements or military de-escalation in the coming days.

Crucial insights will likely emerge from communications from the IRGC or CENTCOM that could suggest a softening of these restrictions. Additionally, any statements from prominent political figures or allied countries regarding naval deployments could shift market dynamics significantly. The disparity between the April 30 market projection (50.5%) and the May 31 expectations (82%) suggests that traders anticipate around a month for a resolution. Consequently, updates that could either expedite or delay negotiations will disproportionately affect the April contract.

Important Notice And Disclaimer

This article does not provide any financial advice and is not a recommendation to deal in any securities or product. Investments may fall in value and an investor may lose some or all of their investment. Past performance is not an indicator of future performance.