This calculator helps you estimate your Working for Families Tax Credits for either:

• 1 April 2017 to 31 March 2018, or
• 1 April 2016 to 31 March 2017, or
• 1 April 2015 to 31 March 2016

It will take around 10 minutes to complete.

What you will need:

• details of dependent children who live with you
• an estimate of your family income for the year
• details of any child support you are entitled to receive or required to pay for the tax year