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Iran Eyes Transit Fees On Hormuz Subsea Internet Cables Operated By Global Tech Firms

18 May 2026

Iran Eyes Transit Fees On Hormuz Subsea Internet Cables Operated By Global Tech Firms

Experts say Iran and its regional allies could theoretically target cables using combat divers, submarines or underwater drones.

Iran is reportedly considering the imposition of transit fees on subsea internet cables traversing the Strait of Hormuz, a critical maritime chokepoint for global data traffic. Security analysts warn that Iranian forces or regional proxies could leverage combat divers, advanced submarines, or underwater drones to disrupt or monitor these vital digital links. With major tech firms managing these cables, the potential for state-sponsored interference poses a significant risk to maritime communication infrastructure and the security of vessels navigating near the Persian Gulf.

This geopolitical tension intersects with the International Convention for the Safety of Life at Sea (SOLAS), specifically Chapter V regarding the safety of navigation and the protection of subsea infrastructure. While MARPOL Annex I focuses on environmental pollution, the integrity of subsea cables falls under broader maritime security protocols outlined in the ISPS Code. Compliance departments must monitor these developments closely, as any physical damage to cables during anchoring operations or deep-sea activities could lead to massive liability claims and severe regulatory scrutiny under international maritime law.

Masters and navigating officers must exercise extreme caution when anchoring or conducting subsea operations near designated cable zones in the Strait of Hormuz. It is essential to strictly adhere to Admiralty charts identifying cable exclusion areas to avoid accidental entanglement. Navigating officers should maintain heightened situational awareness and report any suspicious underwater activity or unauthorized drone presence to regional maritime security centers immediately to ensure vessel safety and avoid potential legal complications during transit.

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