Web servicesVersion: 9.5
The ABN Lookup web services allow you to integrate ABN Lookup validation and data into your own applications. There are many uses for the web services, including:
- ABN validation and pre-fill on forms
- Keeping ABN details stored in your database up-to-date
Access to the ABN Lookup web services is free of charge.
Web services registration
To register for access to the ABN Lookup web services:
- read and understand the limitations of the web services below
- review the web services user guide
- accept the web services agreement in order to complete the registration form.
We will process your application and e-mail you an authentication GUID (Globally Unique Identifier) which is required to access the ABN Lookup web services.
The following answers to common questions will help you to understand whether the ABN Lookup web services will meet your needs.
Can I update my ABN details using the ABN Lookup web services?
No, you cannot update your ABN details or apply for an ABN using the ABN Lookup web services. For more information, see:
Do I need to register for access to the web services to search ABN Lookup?
No, you do not need to register for access to the web services to search the ABN Lookup web site. To search ABN Lookup, simply enter an ABN/ACN or name in the box in the top right of each screen and press search. Advanced search provides additional search options.
If you have multiple ABNs or names to lookup, the free ABN Lookup tools may assist.
Information and resources
For more information about the ABN Lookup web services, see:
- Web services user guide for a detailed description of the web services
- Schema (18 KB ZIP) for a definition of the data returned by the web services. Note: The root document is abrPublicPayloadSearchResults.xsd
- Sample code for a number of different languages and platforms including Visual Basic, C#, Java, php, Python, Microsoft Access and Excel.
Service description (WSDL)
The Web services Description Language (WSDL) is a language for describing web services and how to access them.
The ABN Lookup WSDL and test pages can be found at:
Keep in touch
We use your contact details to keep you informed of new features and planned outages for the ABN Lookup web services. Please contact us and provide your GUID and new contact details to help us keep in touch.