There is scheduled system maintenance occurring from 9:00PM Friday, 7 November 2025 to 8:00AM Monday, 10 November 2025 (AEDT). During these times, the ABN refresh service will be unavailable, and users may experience delays with their ABNs appearing on the Lookup services.

Tools & resources
- Web services
- ABN Lookup tools
- Deductible gift recipients
- ATO app
- Quick links
- Bulk extract

Quick linksVersion: 9.9.7

The following sites contain information related to ABN Lookup:

Australian Business Register (ABR)
Australian Tax Office (ATO)
Australian Securities & Investment Commission (ASIC)
Super Fund Lookup
business.gov.au

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