- 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
Objecting to a Child Support decision form (CS1893)
Use this form to object to a child support decision we made that you disagree with.
- Child support assessment
- How we work out your assessment
Child support care percentage estimator
The care estimator is a tool that calculates your care percentage.
- Child support self service
- Child Support online accounts
What you can do with your Child support online account
You can use your Child Support online account to check payment details and keep your personal details up to date.
- Raising kids
- Separated parents
Help when you’re deciding to separate
Separating can impact your finances, family, and other areas in your life.
- Separated parents
- 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.
- Separated parents
- Most useful information
Separation details form (MOD S)
Use this form to let us know you’ve separated from your partner.
- 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.
- Child support assessment
- How we work out your assessment
The child support assessment formula
The child support assessment formula looks at your circumstances to work out how much child support should be paid.
- How to manage your assessment
- Changing your child’s care arrangements
Child support payments and care arrangements
If care arrangements change it may affect the child support payments you make or get.