ABN Generator

Generate Australian Business Numbers (ABN) with valid checksum

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About Australian Business Numbers (ABN)

An Australian Business Number (ABN) is an 11-digit identifier issued by the Australian Taxation Office (ATO). This generator creates valid ABN format numbers with proper checksum validation for testing and educational purposes.

Disclaimer

Important: Generated numbers are NOT real Australian Business Numbers issued by the ATO and have NO legal validity. They are for testing and educational purposes only.

Prohibited Uses: You must NOT use generated ABNs for:

  • Actual business registration or official business activities
  • Tax filing or tax-related purposes
  • Identity verification or authentication
  • Any fraudulent or illegal activity

Legal Consequences: Misuse of generated ABNs may result in:

  • Criminal prosecution under A New Tax System (Australian Business Number) Act 1999 and Criminal Code Act 1995
  • Investigation by the Australian Taxation Office (ATO)
  • Civil liability, fines, and/or imprisonment

Your Responsibility: By using this tool, you acknowledge that you understand these risks and agree to use it only for legitimate testing purposes. You are solely responsible for any misuse of generated numbers.