Interest and penalties

How interest and penalties apply to late or unpaid debts and lodgments, and interest we pay on early or overpaid amounts.

Interest we pay
We pay you interest on certain tax liabilities when you pay early, overpay or there is a delay in us paying your refund.

Interest we charge
Find out about the interest we charge on outstanding, underpaid and incorrect reports of tax amounts.

Penalties
Penalties we impose and how we calculate it using a statutory formula or in multiples of a 'penalty unit'.

Request remission of interest or penalties
How to request a remission to reduce or cancel interest charges or penalties on unpaid tax liabilities.