Clear explanations of how Australian tax actually works — written to sit alongside our calculators.
How income tax, the Medicare levy and your take-home pay are worked out. Open the income tax calculator →
How the Medicare levy and the income-tested Medicare levy surcharge work, and how private hospital cover changes what you pay. Open the Medicare levy surcharge calculator →
How salary sacrifice into super reduces your tax bill, and the caps and rules that apply. Open the salary sacrifice calculator →
How to claim your working-from-home running costs, what's covered, and the records you need. Open the work from home calculator →
How compulsory study and training loan repayments are calculated, and how the debt grows. Open the HECS-HELP calculator →
How the Goods and Services Tax works for shoppers and small businesses. Open the GST calculator →
How CGT applies when you sell shares, crypto or property — and the discounts that reduce it. Open the capital gains tax calculator →