Family Tax Benefit Calculator

The purpose of the Family Tax Benefit Calculator is to estimate the payments available from the Australian Family Allowance Office.

The calculator will allow you to calculate:

  • Family Tax Benefit (FTB) Part A
  • Family Tax Benefit (FTB) Part B
  • Large Family Supplement
  • Multiple Birth Allowance
  • Child Care Benefit
  • Child Care Rebate
  • Maternity Immunisation Allowance
  • Baby Bonus
  • Adjusted Taxable Income
  • Rent Assistance
  • Family Income Test

For more information about tax and financial planning software, please visit