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Austria TIN number guide


In Austria, "Firmenbuchnummer" refers to the Commercial Register Number. The Commercial Register (Firmenbuch) is a public register maintained by the Austrian courts, and it contains important information about companies and legal entities


For head offices up to 7 characters: up to 6 digits + last character is a letter (not case sensitive); In case of registered branches: Up to 10 characters: up to 6 digits + 1 letter (not case sensitive) + up to 3 digits


The Abgabenkontonummer is a unique identification number assigned to individuals and entities for tax-related purposes. This number is used to track and manage tax payments, returns, and other financial transactions with tax authorities


Abgabenkontonummer(The Austrian tax identification number) consists of 2 digits for the issuing tax office (Finanzamtsnummer) and 7 digits for the subject and a check digit (Steuernummer).



The Umsatzsteuer-Identifikationsnummer (UID) in Austria is the Value Added Tax Identification Number (VAT ID) assigned to businesses for transactions involving the exchange of goods and services within the European Union (EU)


9 characters. The first character is always ‘U’


In Austria, "Gemeindenummer" translates to "municipality number" in English. The Gemeindenummer is a unique identification number assigned to each municipality (Gemeinde) in Austria. These numbers are used for administrative and statistical purposes and help identify and differentiate between various municipalities across the country.

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