Formula assessments

Apply for a child support formula assessment, and we'll work out the amount of child support, and who pays and receives it.

This is the least flexible type of child support.

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How formula assessments work When you apply for a child support formula assessment, we consider your income and family situation, the child's age, and who they live with.
Sharing care of children If a child regularly lives with each parent some of the time, the child support formula can take this into account. We call this ‘recognised care’.
Nights per year calculator Use our calculator to find the total nights and percentage of nights per year a child is living with you and other carers. This is ‘in your care’ for the child support formula assessment.
Apply for a formula assessment Use this form to apply for a child support formula assessment, and we'll work out who pays, and how much.

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Aromatawai ture tātai Formula assessments