TFN application for companies and other organisations

You can apply online at Link - if you:

  • only need a tax file number (TFN), select the Apply for a Business Tax File Number link
  • need a TFN and an Australian business number (ABN), apply at the same time by selecting the Apply for Australian Business Number (ABN) and other registrations link.

This online option is available for a company, partnership, trust or other organisation (such as, an unincorporated company, club or association).

Other ways to apply

  • Through your registered tax agent
  • By completing the paper form Tax file number - application for companies, partnerships, trusts and other organisations (NAT 3799)

You can order a paper copy of this form from our website at online ordering or by phoning 1300 720 092.


Do not use this application if you are a trustee or executor of a deceased estate. Instead refer to Tax file number application or enquiry for a deceased estate


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ABN essentials

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Last modified: 03 Nov 2014QC 16571