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Explore detailed insights about the tax IDs in Austria. Understanding these details can help ensure compliance with local tax regulations, whether you're registering for VAT, conducting business, or verifying international tax information.
The Austrian UID (Umsatzsteuer-Identifikationsnummer, VAT identification number) is a unique identification number for legal entities in Austria. The number consists of 11 characters, the first two being "AT", the next character being "U", and the remaining 8 being digits. The last digit is a check digit calculated using the Luhn algorithm.
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