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Child support - calculators and worksheets

Title and summary Number

Calculating child support - 2012

Information about how child support is worked out and how much the living allowances are. For use in the 2012 assessment year (1/4/2011 - 31/3/2012).

IR150

Calculating child support - 2013

Information about how child support is worked out and how much the living allowances are. For use in the 2013 assessment year (1/4/2012 - 31/3/2013).

IR150

Child support - liability/entitlement calculator

This calculator helps you estimate the child support you may pay or receive using the new formula which applies from 1 April 2015.

Child support liability calculator

This calculator is used to work out your child support liability. It will take 5 minutes to complete.

Child support - nights per year calculator

This calculator helps you work out the total number of nights in a 12-month period you have a child (or children) in your care. From 1 April 2015, the child support formula recognises a parent's ongoing daily care of their child (or children) when care is 28% or more of the time. Parents and non-parent carers, eg, grandparents, can receive child support when they provide ongoing daily care for a child (or children) for at least 35% of the time. This calculator helps you work out the total number of nights in a 12-month period you have a child (or children) in your care. The results are based on the information you've provided and don't guarantee recognised care will be accepted.