Income Tax advice guides

Find out how much income tax you have to pay, what income is completely free of tax and how to calculate your tax bill.

8 articles

Tax rates and allowances

Which? free guide to tax charges and how taxes are calculated; Income tax, council tax, VAT, stamp duty and other taxes you pay

Tax codes & PAYE

How to check your tax code. Find out what the letters and numbers that make up a tax code mean. How to get a wrong tax code changed. A free Which? guide.

Self-assessment tax return

The complete guide to filling out your tax return, with explanations of the deadlines and what happens if you submit a late tax return.

Income tax for the self-employed

Which guide to tax essentials for the self-employed, including advice for the self-employed on how to tackle tax paperwork, allowances and expenses and what to pay on your tax returns.

Tax on property and rental income

Save money on property tax with this free Which? guide. How rental income is taxed. Claiming tax-deductible expenses and allowances, and tax relief for losses.

Income tax on savings and investments

Which? gives you all the info you need to calculate tax on savings and investments, and shows you which products are completely tax free.

Pension tax calculator

Learn about how different income sources are taxed in retirement, and use our handy calculator to work out how much you'd have to pay.

6 April 2025

How to calculate your redundancy pay

If your employer makes you redundant, you might be entitled to redundancy pay. Find out how to calculate the payment, whether you're eligible and when you'll be paid.

6 April 2025