Tax Rates 2024-25 Australia Calculator.  — on 25 january 2024, the government announced changes to individual income tax rates and thresholds from 1 july 2024. This tool is designed for simplicity and ease of use, focusing solely on income.

 — use the simple tax calculator to work out just the tax you owe on your taxable income for the full income year. This amount is the tax on taxable income before you take into account tax.