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International Maritime Organization
UN shipping agency coordinating the 2026 Hormuz blockade response and global autonomous-ship safety rules.
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#182 22 Oct
Mentioned in: IRGC says it hit 4 oil transfer ships
Iran Conflict 2026#182 21 Oct
Counted 119 incidents and 24 seafarers killed
Iran Conflict 2026: UKMTO confirms one tanker hit near Bukha#181 13 Oct
Counted GFS Pride as the third merchant ship sunk
Iran Conflict 2026: GFS Pride sinks in the Strait of Hormuz#180 23 Sept
Held a confirmed register that closed before this death was counted
Iran Conflict 2026: Torpedoes kill an Indian wiper off Oman#13 14 Sept
Mentioned in: Indian Register clears navy USV software
Autonomous Systems: Land & Sea#178 13 Sept
Mentioned in: A ship is hit near Hengam, and nobody names it
Iran Conflict 2026#179 11 Sept
Mentioned in: Hormuz traffic runs dark, and uncounted
Iran Conflict 2026#177 9 Sept
Recorded 75 confirmed incidents and 22 seafarer deaths since the conflict began
Iran Conflict 2026: IMO logs three new merchant casualties#12 20 Aug
Mentioned in: ClassNK to verify a fuel-saving sea trial
Autonomous Systems: Land & Sea#170 11 Aug
Unrecognised regulator of the Iranian route
Iran Conflict 2026: Mentioned in: Ships with no Iranian tie quit Hormuz#169 11 Aug
Mentioned in: Two Hellfires into a merchant ship
Iran Conflict 2026#166 5 Aug
Mentioned in: Houthis claim two tankers; UKMTO logs one blast
Iran Conflict 2026#11 5 Aug
Mentioned in: Navy asks how to certify a robot ship
Autonomous Systems: Land & Sea#161 24 Jul
Mentioned in: 6,000 crew stranded in Hormuz, UN says
Iran Conflict 2026#161 24 Jul
Mentioned in: Tanker NCC Masa struck off Al-Shuqaiq
Iran Conflict 2026#154 14 Jul
Mentioned in: First sailors die in the tanker war
Iran Conflict 2026#6 6 Jul
Mentioned in: Oman clears mine mission, then a stall
Autonomous Systems: Land & Sea#5 1 Jul
The MASS Code enters force, its detail deferred
Autonomous Systems: Land & Sea#4 1 Jul
Brought MASS Code into force and opened the Experience Building Phase
Autonomous Systems: Land & Sea: Crewless-ship rules duck the hard part#140 25 Jun
Mentioned in: Drone hits ship in the safe corridor
Iran Conflict 2026#140 25 Jun
Mentioned in: 11,000 trapped as exit corridor shut
Iran Conflict 2026#138 25 Jun
Coordinated with Oman to announce a toll-free Hormuz corridor the IRGC subsequently rejected
Iran Conflict 2026: IRGC rejects the Oman Hormuz route#139 24 Jun
Mentioned in: Iran's oil outpaces the frozen deal
Iran Conflict 2026#137 23 Jun
Launched coordinated evacuation of 11,000 stranded seafarers from the Persian Gulf
Iran Conflict 2026: IMO starts to evacuate 11,000 mariners#117 3 Jun
Mentioned in: Kuwait expels two of Iran's diplomats
Iran Conflict 2026#2 3 Jun
Adopted the MASS Code at MSC 111 on 22 May 2026, prompting the MCA Hub 12 days later
Autonomous Systems: Land & Sea: MCA drops the word sandbox from trials#2 1 Jun
Mentioned in: FAVOR funds the rulebook nobody finished
Autonomous Systems: Land & Sea#1 22 May
Adopted first global Maritime Autonomous Surface Ships code at MSC 111 on 22 May
Autonomous Systems: Land & Sea: First global code for crewless ships#108 21 May
Received formal letter from five Gulf states rejecting Iran's PGSA transit route
Iran Conflict 2026: Five Gulf states reject Iran's sea route#5 19 May
Mentioned in: Germany pays maintainers to staff IETF and W3C
European Tech Sovereignty#89 4 May
Reported 20,000 seafarers directly exposed and stated naval escorts are not a sustainable solution
Iran Conflict 2026: UKMTO raises Hormuz advisory to critical#81 27 Apr
Mentioned in: CENTCOM blockade widens past Hormuz strait
Iran Conflict 2026#77 19 Apr
Mentioned in: Hormuz transits crash to three as blackout extends
Iran Conflict 2026#74 17 Apr
Invoked UNCLOS and rejected tolls, fees or discriminatory transit measures on international straits
Iran Conflict 2026: IMO invokes UNCLOS on Hormuz transit tolls#70 17 Apr
Mentioned in: Paris drafts the Hormuz passage mission
Iran Conflict 2026#67 12 Apr
Mentioned in: Shadow fleet uses dead ships' identities
Iran Conflict 2026#51 29 Mar
Mentioned in: Islamabad four stall on Hormuz terms
Iran Conflict 2026#44 20 Mar
Tallied over 3,000 vessels stranded across Middle East
Iran Conflict 2026: 3,000 vessels stranded in Middle East#36 14 Mar
Logged sole Greek owner's second Hormuz blockade run
Iran Conflict 2026: One Greek owner runs Hormuz blockade#34 13 Mar
Mentioned in: Hegseth and Wright contradict on Hormuz
Iran Conflict 2026#33 11 Mar
Declared conflict the largest oil disruption in history
Iran Conflict 2026: IEA: largest oil disruption in history#33 11 Mar
Recorded six ships struck in 14-hour 200km window
Iran Conflict 2026: Six ships hit from Hormuz to Basra#32 10 Mar