You can enter an Australian Business Number (ABN) in the following pages:
An algorithm provided by the local tax office ensures that the number is in a valid format.
All companies must register and apply for an ABN to report the details of payment summaries issued to their payees during the financial year. The payment summary includes the Tax File Numbers (TFN) or business numbers of the payees.
Australian Business Numbers and Adjustment Notes
Australia Local Functionality
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