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family tax benefit calculator

Estimate your FTB Part A and Part B payments based on your family income, number of children, and youngest child's age. 2025-26 rates.

last verified: 1 April 2026

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combined ATI = taxable income + reportable fringe benefits + reportable super contributions + tax-free pensions. FTB Part A free area is $66,722 — income above this reduces your payment.

the number of dependent children in your care aged 0-19.

your youngest child's age determines FTB part A and part B rates.

relationship status
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the lower-earning partner's individual income. FTB Part B free area is $6,935/yr — secondary earner income above this reduces Part B by 20c per dollar.

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child support / maintenance you receive. only amounts above the Maintenance Income Free Area ($2,003.85 + $667.95 per extra child) reduce Part A.

this calculator provides estimates based on published government rates and formulas. your actual entitlement may vary based on your full circumstances. always check with Services Australia for a precise figure.