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Finance Documents and Reports
The IHO operates under a three year budget approved by the Assembly and an annual operational Budget endorsed by the Council, overseen by the Finance Committee and approved by the Member-States through correspondence. The most up-to-date list of the Finance Committee Members is linked here. The Member States are informed via Finance Circular Letters which can be downloaded from the Circular Letters section - under the top menu called "About IHO".
IHO Council
COUNCIL OF THE INTERNATIONAL HYDROGRAPHIC ORGANIZATION
Become a Member State
How to join the IHO to become a member state?
IHO Strategic Plan and Work Programme
This Strategic Plan sets the course for the IHO as it navigates opportunities and challenges on a 6-year cycle. The forthcoming 2027 to 2032 period promises profound transformation in world hydrography with the introduction of a new generation of electronic navigation products and services in line with the International Maritime Organization (IMO) E-Navigation and maritime digitalization strategy. To succeed in this evolving landscape, this Plan identifies specific strategic goals and targets that will guide the IHO's Work Programme, fostering its vision, mission, and objectives, and establishing clear performance indicators to track progress. The IHO Work Programme is the annual operational plan approved by Member States, translating the IHO Strategic Plan into concrete programmes, objectives and actions delivered by the Secretariat and IHO bodies.
Global hydrographic community to gather in Monaco for pivotal International Hydrographic Organization Assembly
Government representatives, maritime authorities, international organizations, and industry leaders from across the world will gather in Monaco from 20 to 23 April 2026 for the Assembly of the International Hydrographic Organization (IHO), the principal global forum for decisions on hydrography, seabed mapping, and maritime data standards.
The S-100 framework is now operational
A significant step in the implementation of the S-100 ecosystem was officially achieved in January 2026, when the Phase 1 S-100 product specifications entered into force. Stakeholders can now access and use the operational version of these specifications in real-world environments.
Women in Hydrography: New Data Reveal Gains in Leadership, Gaps in Workforce Representation
The latest data on the number of men and women working in hydrography have been released. With 51 IHO Member States answering the EWH 2025 survey, the results reveal advancements in some areas but also challenges.
IHO Disclaimer – Integrated Platform Version
Version 2.0 – July 2025
Ex Abyssis ad Alta – IHO Award for Hydrographic Excellence 2025
With a hydrographic career spanning over 25 years, the winner of this year’s Ex Abyssis Ad Alta Award has consistently demonstrated technical expertise, and an unwavering commitment to innovation in hydrography in support of safer and smarter navigation. He has also been a central force in moving the S-100 implementation forward.
