> ## Knowledge Base Index
> Fetch the complete knowledge base index at: https://help.taxx.lu/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).

# Wo muss ich die luxemburgische Steueraktennummer angeben?

**Die Aktennummer (falls zugeteilt) muss in der Kategorie „Andere“ angegeben werden!**


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