In most cases, connecting your NAB account to ACSISS My Data is usually a straightforward process.
However, if you don't see the business account you intend to connect, you'll need to take extra steps.
Nominate an authorised user
Any existing and new nominated authorised users appointed by your business owners will be able to provide consent to share data for the accounts they are authorised to access.
An authorised user can give consent to ACSISS My Data to access your NAB account's data.
To nominate an authorised user, follow the steps in this help article from NAB.
After nominating an authorised user for your account, the user will be able to connect your NAB account and provide ACSISS My Data with the necessary consent to access your bank data.
For further details, you can visit NAB's page dedicated to open banking or reach out to NAB directly.