This page has an error. You might just need to refresh it.
[Unhandled PromiseRejection (check your browser console to find the code that isn't handling the error 'Uncaught (in promise)'): You do not have access to the Apex class named 'ATOCommunityStandardController'.]
Check your ATO account via mygov? You should be able to confirm if they did what they said they did i.e. no amounts owing and no longer need to lodge PAYG instalments (activity statements)