You can challenge the legal basis for an assessment or decision if you believe it is incorrect.

Lodge an objection

If you disagree with a tax assessment or certain types of tax decisions we have made, you can lodge a formal objection to challenge its legal basis.
Appeals

Understand how to appeal decisions, including the process and fees involved. 
Statutory declarations

In some situations, you may need to provide us with a statutory declaration.
Dispute resolution

We want to resolve disputes with you as early as possible and at minimal costs through early communication and informal negotiations.