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Savings interest tax check

See whether the interest on your savings is taxed, and how much an ISA would save.

Estimate for 2026/27, England, Wales and Northern Ireland. Excludes dividends. Not tax advice.

Common questions

What is the Personal Savings Allowance?

£1,000 for basic rate taxpayers, £500 for higher rate, none for additional rate.

How much can I put in an ISA?

£20,000 a year across all your ISAs.