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 lie 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
Standard | Edition | Published | Scheduled entry into force | Remark |
S-100 - IHO Universal Hydrographic Data Model | ||||
S-98 - S-100 ECDIS and Interoperability Specification | ||||
S-164 - IHO Test Data Sets in ECDIS | ||||
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