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Tax credits

7 articles

Which? explains who qualifies for tax credits, working tax credits and child tax credits explained and how to claim tax credits.

What are tax credits?

Last updated: Apr 2021

Find out how working tax credit and child tax credits work, who receives tax credits and how to apply.

How to calculate tax credits

Last updated: Apr 2021

Our calculations should help you work out how much tax credit you might be entitled to in the current tax year

Working tax credit explained

Last updated: Apr 2021

Discover whether you're eligible to claim working tax credit, and how much you may receive in 2021-22

Child tax credit

Last updated: Apr 2021

Calculate how much child tax credit you are entitled to receive in the 2021-22 tax year

Renew your tax credits

Last updated: Apr 2021

How to renew your tax credits, when to complete your tax credit renewal pack and what to do if you miss your renewal deadline.

Tax credit overpayments

Last updated: Apr 2021

What to do if you're paid too much tax credit, why you might receive a tax credit overpayment and how to appeal if HMRC asks you to pay it back

Tax credit and change in circumstances

Last updated: Mar 2021

Find out all the changes in your circumstances that you have to tell HMRC about by law.

Work out your tax bill

Use these calculators to estimate how much tax you’ll be paying this year.

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All 7 calculators