Income, deductions, offsets and records

Work out which income you need to declare in your tax return, such as employment, government and investment income.

Find out which expenses you can claim as income tax deductions and work out the amount to claim.

Check whether you will receive a tax offset and how to calculate it.

Records you need to show a payment or expense, the format to keep your records in, and how long to keep them.

What income is used to work out your eligibility for some tax offsets and benefits.

Detailed information about income, deductions, offsets and records.