Aussies can look forward to a ‘bumper’ tax refund this year thanks to changes that will boost the amount of money you get back from the tax office. Australians face a fine of up to $1100 for not lodging their tax return, and if prosecuted by the Australian Taxation Office they risk copping an $8500 penalty or 12 months in prison. Anyone earning more than the tax-free threshold, which currently stands at $18,200, is required to lodge a tax return. If you’re behind with one or more tax returns, the ATO will catch up with you and will take action, Mr Chapman warned. “You should pre-empt that by getting your tax returns up to date.