Tax may have been deducted at source from the interest element of a payment protection insurance (PPI) payout. If the tax deduction means that you overpaid tax in the tax year in which you received the PPI payout, you can claim a repayment as set out below.

The marriage allowance has been available since 6 April 2015. Some couples are only just becoming aware of the marriage allowance. The good news is that claims can be backdated for up to four years.

On this page, we explain how to claim a refund of tax paid on savings income. This information is for people who do not have to fill in a tax return. If you normally complete a tax return, see our page Self assessment tax refunds.

If you are taxed under the Construction industry scheme (also known as the CIS), your contractor must withhold tax on its payments to you. This means you may overpay tax under the CIS and need to claim a refund.

If you complete a tax return and you overpay tax, you do not usually need to submit a separate claim for repayment. You claim your tax repayment through your self assessment tax return. Here, we explain how.

This page looks at what to do if you have paid too much tax on your employment or pension income.