Most useful information for separated parents

The pages voted most useful by other website visitors.

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  1. How to get more information from us
  2. Explanations and formal reviews

Objections to Child Support decisions

If you don’t agree with a decision we’ve made you may be able to object.

  1. Child support assessment
  2. How to manage your assessment

Compare your child support collection options

Compare the difference between Child Support Collect and Private Collect and choose how you want to receive child support.

Paying child support by Child Support Collect

There are different ways you can make child support payments when you use Child Support Collect.

  1. Separated parents
  2. Most useful information

Application to change your assessment - special circumstances form (CS1970)

Use this form to apply for a review of an active child support assessment due to your special circumstances.

  1. Raising kids
  2. Separated parents

Managing child support

Once you have a child support assessment, there are things you need to do and resources available to help manage your child support.

  1. Child support assessment
  2. What you need to know

Child support assessment period

A child support period is the amount of time an assessment covers. It can be up to 15 months.

  1. How to manage your assessment
  2. Overpayments

Recovering child and spousal support payments

How we enforce payments of overdue amounts of child support and spousal support.

Change of circumstances for child support

You need to let us know if your circumstances change. Some changes can affect your child support payments. Find out what to tell us and how to let us know.

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

Parents with 2 or more child support assessments

We work out how much child support you pay or receive if you have 2 or more families from past relationships

  1. Child support assessment
  2. What you need to know

Child support between Australia and New Zealand

We have special arrangements for collecting and paying child support between Australia and New Zealand.

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Page last updated: 17 November 2025.
QC 60125