Draft Publications
Draft Publications awaiting approval by Member States
| Reference | Description | Edition | Closing Date | IHO CL |
| S-4 | Regulations of the IHO for International (INT) Charts and Chart Specifications of the IHO | 4.10.0 | xx/2025 | |
| S-52 Annex A:100 | IHO S-100 ECDIS Presentation Library for S-57 ENC | 5.0(.0) | 19 Sep 2025 | 33/2025 |
| S-64:100 | IHO S-57 Test Data Sets in S-100 ECDIS |
4.0(.0) | 19 Sep 2025 | 33/2025 |
| S-65 Annex B | S-57 ENC to S-101 Conversion Guidance | 2.0.0 | 19 Sep 2025 | 33/2025 |
| S-98 | S-100 ECDIS and Interoperability Specification |
2.0.0 | 19 Sep 2025 | 33/2025 |
| S-130 | Polygonal Demarcation of Global Sea Areas | 2.0.0 | 19 Sep 2025 | 33/2025 |
Draft Publications in the final stage of editing following adoption by Member States
| Reference | Description | Edition | Closing Date | Downloads |
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Draft Publications for discussion
| Reference | Description | Edition | Closing Date | Downloads |
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