Contact us if you are a government agency

Contact us if you are a government agency that has an Australian Business Register (ABR) data-related query including:

• access and use of ABR Explorer as a reporting tool for ABR information
• access and use of non-public data
• to advise us of a breach in use of data
• ABR Explorer login error messages.

Email us at abrenquiries@ato.gov.au or phone us on 1300 139 025.

If you are enquiring about applying for, updating or cancelling your agency's Australian business number (ABN), use our general contact details.

Find out about:

• Contact the ABR