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International Organizations Documents related to the IHO

Some relevant documents of the following International Organizations have been included in this section.

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CSB Tools Workshop 2026

Have you considered how your boat's depth soundings could contribute to global databases or local maps? Or how your hardware or software company could support crowdsourced bathymetry (CSB) efforts? If so, and whether you are exploring how to collect and use this data or are already involved in CSB, this workshop is for you!

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CSB Tools Workshop 2026

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A4 Industry Exhibition

A key element of the IHO Assembly is the Industry Exhibition, which provides the private sector with a unique opportunity to showcase their technology and expertise to the global hydrographic community, all in one place.

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Standards pending entry into force

This page provides a list of IHO standards and product specifications relevant to ECDIS that have been officially published but are not yet in force. These include standards that have been approved and released, but whose implementation dates are in the future, as defined in the S-100 Implementation Roadmap. Only standards that are intended to be implemented in ECDIS are listed here. Each entry includes the publication date, the scheduled date of entry into force, and any applicable notes regarding transition periods or dual-fuel operations. ECDIS manufacturers, hydrographic offices, and system integrators are encouraged to regularly consult this page to prepare for upcoming requirements under the S-100 framework and ensure timely compliance.   Date of update: 9 May 2025

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AGL& RsWG

African Great Lakes & Rivers Sub-Working Group

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MSDIWG

SAIHC MSDI Seabed2030  VTC Meeting 2nd February 2021 

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3rd UN Ocean Conference Nice

The 3rd UN Ocean Conference (UNOC3) will take place in Nice, France, from June 9 to 13, 2025. This pivotal event will bring together global leaders, scientists, policy-makers, and ocean advocates to drive solutions for the preservation and sustainable use of our oceans. Stay tuned for event details and highlights as we prepare for this crucial gathering to shape the future of our oceans. 

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3rd UN Ocean Conference Nice

S-57 Standards in Force

Introduction SOLAS regulations V/18 and V/19, requires that in order to achieve chart carriage requirements (in terms of SOLAS), the ECDIS equipment must conform to the relevant IMO performance standards. ECDIS units on board  are  required  to  comply  with  one  of  two  performance  standards  (either  IMO resolution A.817(19), as amended; or resolution MSC.232(82)), depending on the date of their installation.

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S-57 Standards in Force

Introduction SOLAS regulations V/18 and V/19, requires that in order to achieve chart carriage requirements (in terms of SOLAS), the ECDIS equipment must conform to the relevant IMO performance standards. ECDIS units on board  are  required  to  comply  with  one  of  two  performance  standards  (either  IMO resolution A.817(19), as amended; or resolution MSC.232(82)), depending on the date of their installation.

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