This icon () tells you which link takes you to the new site.
You can use this service to estimate your taxable income for your child support assessment. It's the same as completing the Estimate of income for child support assessment (IR104) form.
Use this service if you pay or receive child support during the tax year (1 April to 31 March).
This form will take about 10 minutes to complete.
You'll need your IRD number, which you'll find on your payslip or notice of assessment/entitlement.
For us to accept this income estimation, as well as submitting the "online estimation", you will also need to send us proof of your income. This can be:
After we receive your application we'll reassess your child support.
If your income changes again during the year, you can submit another form to make sure you are still assessed correctly.
This service may require you to send confidential information to Inland Revenue so it is located on a secure part of our website to prevent unauthorised interception. If you are unable to access this service, your browser and/or firewall settings may need updating.
Inland Revenue takes online security very seriously. We have systems in place to protect the information you provide us, and regularly update our standards and technology to provide protection for your personal information.
You play an important role in protecting your information by taking basic precautions to protect your computer and data. You should keep your computer secure, only deal online with people and organisations you know and trust, and check that your personal information travels across the internet on secure connections.
There are many resources about computer security (such as websites, books and magazines) that can help guide you on what security precautions are appropriate for your situation.