The Identifier Search web service allows eligible government agencies to perform ABN or ACN/ARBN searches. It is accessed by a username and password and gives you access to live core business information.
Identifier Search service is based on open standards known collectively as web services, which includes:
If you are experiencing issues with Identifier Search web service – email ABRenquiries@ato.gov.au – however please check the operational status of the Identifier Search web service that can be found on the ABR Dashboard.
See Agency access to non-public ABR data to confirm your agency's eligibility or follow the instructions to get access.