- Separated parents
- Most useful information
Representative authority form (CS3042)
Use this form to authorise another person or organisation to enquire or act on your behalf about your child support case.
- Top payments
- Limited child support agreement
What you need to do for a limited child support agreement
The agreement can include payment of cash or non-cash items, such as school fees and health insurance.
- Child support assessment
- How to manage your assessment
Changing your child support assessment in special circumstances
We can change your child support in special circumstances if the change is fair to both parents and the child.
- Separated parents
- Most useful information
Ending a child support assessment form (CS1671)
Use this form if you wish to end a child support assessment made by us.
- Child support assessment
- How to manage your assessment
Child support when your child turns 18
Normally child support stops when your child turns 18. If your child's in secondary study, you can apply to extend it to the end of the school year.
- Child support assessment
- 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.
- Separated parents
- Most useful information
Child over 18 in full time secondary education form (CS2716)
Use this form to extend child support to the end of the school year before your child turns 18.
- Raising kids
- Separated parents
Help when you’re deciding to separate
Separating can impact your finances, family, and other areas in your life.
- Top payments
- Child support assessment
Who can get a child support assessment
To be eligible for a child support assessment you must be the legal parent or non-parent carer of the child. You also must meet residence rules.
- Child support assessment
- How we work out your assessment
Basic child support formula
This formula is for parents with only one child support assessment.