Most useful information for separated parents

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  1. Child support assessment
  2. How we work out your assessment

How your percentage of care affects your child support payments

We consider each parent or non-parent carer’s care of the child as part of our child support assessment. This is their percentage of care.

  1. Child support assessment
  2. How we work out your assessment

Basic child support formula

This formula is for parents with only one child support assessment.

  1. Crisis Payment
  2. Crisis Payment for extreme circumstances family and domestic violence

How much Crisis Payment for Extreme Circumstances Family and Domestic Violence you can get

You can get this Crisis Payment once per incident or circumstance.

Advance payment

You may get part of your income support payment or Family Tax Benefit (Part A) early. This is an advance payment. You pay it back later out of your payments from us.

Payments while outside Australia

To get your payment or concession card while outside Australia, you must continue to meet the qualification rules at all times.

  1. Separated parents
  2. Learning about child support

Child support payment types

When you’ve decided what your child support arrangement will be, you’ll need to choose how to transfer payments.

  1. Separated parents
  2. Most useful information

Request to change payment collection method form (CS1979)

Use this form if you are the receiving parent and you already have a registered Child Support case with us and you want to change your collection method.

  1. Separated parents
  2. Most useful information

Commonwealth of Australia Statutory Declaration - the persons named in the form are named on the birth certificate for the child(ren) form (CS4648)

Use this form to make a statutory declaration if you and the other person named in your child support application are named on the birth certificate for the child.

Paying child support by Private Collect or self-management

Paying parents who use Private Collect or self management to make child support payments don’t need to tell us about these arrangements.

  1. Child support self service
  2. Child Support online accounts

How to set up your Child Support online account

You can set up and use your Child Support online account through myGov.

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Page last updated: 17 November 2025.
QC 60125