> ## 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).

# Can I use the Crédit Agricole discount if I have already started my tax return on taxx.lu?

Yes, as long as you provide your Crédit Agricole IBAN **before finalising your tax return**, the 30% discount will be applied.