Apply for a business identification number (W-IdNr.)
If you start a business activity, you will be given a business identification number (W-IdNr.).
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Our employees only speak German in the office and on the phone.
Federal Central Tax Office (BZSt) Bundeszentralamt für Steuern (BZSt)
- +49 228 406-0
- +49 228 406-2661
- An der Küppe 1, Hauptsitz Bonn-Beuel, 53225 Bonn
- Website
- poststelle
@bzst. bund. de
Our services
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Apply for a sales tax identification number
You would like to know where and how you can apply for a VAT identification number for your company.
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Receive tax identification number
As a citizen in Germany, you will automatically receive a tax identification number. You can request a new one online if you lose it.
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This page has been automatically translated by DeepL. We cannot guarantee that the translation is correct.
The official information in German is complete and correct.
Updated on 08.09.2026