> ## Knowledge Base Index
> Fetch the complete knowledge base index at: https://helpdesk.icej.org/sitemap.xml
> Use this file to discover available pages before exploring further.
> Pure-Markdown content can be obtained by appending a '.md' suffix to the content URLs listed in the sitemap (without the trailing slash).

# When is payment for groups due?

Payment for groups is due by 15 September 2026.