VAT number in Austria - Registration and validator

Apply for ATU number in Austria

To apply for a VAT number (ATU number) in Austria, you must use the formular U15 (or U15a). Fill in the form for your company and submit it to the Austrian tax office.

The form for applying for a VAT number in Austria can be found online on the website of the Ministry of Finance.

Basically, a company will give a VAT identification number (short ATU in Austria). This usually happens directly after founding the company. It may be possible that a VAT number has not yet been assigned by the Ministry of Finance, as goods and services have only taken place within Austria.

Advantages of an Austrian VAT number

The VAT number in Austria serves as proof of sales between companies. As part of the free trade of the European Union, this number can ensure that smooth trade also always works for tax purposes between the countries of the European Union.

Structure of the VAT number

The structure of the Austrian VAT number starts with the prefix AT (country code), the letter U stands for „Umsatzsteuer“ (short USt.) which means „value added tax“. The letters ATU are followed by 8 unique digits. Other countries are labeled with abbreviations such as DE for Germany, UK for Great Britain and other abbreviations.

VAT numbers of countries in the EU