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'.]
U18 employees usually complete the TFND to claim the exemption when they realise they'll be taxed at 47% if they don't, but if they haven't provided a TFND, there is a different TFN Exemption Code that applies, as per the ATO guidance 😉