> For the complete documentation index, see [llms.txt](https://ienc.openecdis.org/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://ienc.openecdis.org/status-of-codes-for-producers-and-waterways.md).

# Status of codes for producers and waterways

Codes for producers of Inland ENCs as well as the registration procedure are those mentioned in \
[IHO S-62, the register of Data Producer Codes](https://registry.iho.int/producercode/list2.do). Administrations or private companies which produce Inland ENCs and which are not already mentioned in IHO-S-62 and administrations or private companies which decide to produce Inland ENCs shall register a producer code at the S-100 registry of IHO at <http://registry.iho.int/>.&#x20;

The recommended Codes for Waterways for use in the file name of IENCs can be found in the following document:

{% content-ref url="/pages/-Lvt79eOE589awvm9gwX" %}
[Status of waterway codes](/status-of-codes-for-producers-and-waterways/status-of-waterway-codes.md)
{% endcontent-ref %}