Tax Calculator Spreadsheet

The calculator spreadsheet is a multitab MS Excel xlsx file of approx 110kb containing adult Australian resident tax rates calculations for the financial years 2017-18 to 2024-25.

The tax rates used are the official tax rates as legislated by the Australian Federal parliament and published by the Tax Office up to the year 2024-25.

Useful as a planning tool, this spreadsheet tax calculator provides current adult resident tax rate calculations, with LITO, LMITO, manual medicare selectors and a scratch pad area where you can review the results with adjustments and after-tax calculations.

This is a simple spreadsheet calculator which enables the calculation of income tax plus Medicare Levy and LITO/LMITO for taxable income on an annual basis. There is a separate calculator for PAYG purposes.