Iran Fires Warning Shots At 4 Vessels Attempting To Cross Strait Of Hormuz Without Prior Coordination
29 May 2026

According to the report, the vessels ignored initial warnings, after which Iranian forces fired warning shots, forcing them to turn back.
Iranian naval forces recently fired warning shots at four unidentified vessels attempting to transit the Strait of Hormuz without prior coordination or communication. The vessels reportedly ignored initial radio warnings from regional authorities, prompting an escalation that forced them to alter course and retreat. This incident highlights the volatile security environment within this critical maritime chokepoint, where strict adherence to transit protocols and established reporting procedures remains essential for the safety of merchant navy crews operating in the Persian Gulf.
Under the International Maritime Organization (IMO) framework, the Strait of Hormuz is governed by the United Nations Convention on the Law of the Sea (UNCLOS), specifically regarding transit passage. Furthermore, SOLAS Chapter V, Regulation 19, mandates that vessels maintain a continuous watch and utilize Automatic Identification Systems (AIS) to ensure transparency. Compliance departments must emphasize that failure to coordinate with coastal states can lead to severe operational delays, legal complications, and heightened security risks, potentially violating mandatory vessel traffic service (VTS) reporting requirements.
For masters and navigating officers, this event underscores the necessity of maintaining rigorous bridge resource management when approaching high-tension zones. Navigating officers must ensure that all communication equipment is fully operational and that bridge teams are briefed on current regional security advisories. Masters should prioritize proactive communication with local authorities well before entering restricted sectors to avoid misidentification, ensuring that all crew members remain vigilant and prepared for rapid changes in operational status.
Read the full article on Marine Insight
Read Full Article →Stay ahead with personalised maritime news
Join Sailr Network for personalised maritime news and career tools — curated for your rank, vessel type, and trade route.
Join Sailr Network