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Budget 2024: The Government has announced FamilyBoost, a proposed new childcare payment to help eligible families with the rising costs of Early Childhood Education (ECE). Find out more:

If you estimated your current taxable income for your child support and now want to cancel it, use this form. You can cancel your estimate before or during the child support year you estimated for, not afterwards.

Before you start

You'll need:

  • your year for cancelling
  • to check that your contact details are up to date in myIR.

In myIR, select 'More...' from the child support account panel

Select 'Cancel your child support income estimations'

Enter the required details and submit

Log in to myIR

You can also cancel your estimation:

  • as a message in myIR
  • by calling us
  • by sending us a letter.

Check you've included your correct information and any documents we need.

Send us your documents at:

Child Support
PO Box 39010
Wellington Mail Centre
Lower Hutt 5045

Child support - contact us

What happens next

When you cancel your estimate, we recalculate your child support assessment using your original income. 

You may have to make a payment to catch up. This will show on your statement of account.

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Last updated: 07 Sep 2023
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