Personal Savings Allowance UK

Overview

Calculate Personal Savings Allowance UK using the official rates and regulations for United Kingdom.

How it works

Enter the base amount and the calculator will apply the relevant rates and brackets to compute the result.

Understanding the Personal Savings Allowance

The Personal Savings Allowance (PSA) was introduced in April 2016 to allow basic-rate taxpayers to receive up to £1,000 of savings interest tax-free and higher-rate taxpayers up to £500, without needing to declare it on a tax return or report it to HMRC. Additional-rate taxpayers earning above £125,140 receive no PSA at all, meaning all their savings interest is taxable. The allowance covers interest from bank and building society accounts, savings accounts, credit union dividends, government and corporate bonds, and peer-to-peer lending. It does not cover dividend income, which has its own £500 dividend allowance, or rental income. For basic-rate taxpayers, this means you can hold approximately £20,000 in a savings account paying 5% interest before any tax is due, while higher-rate taxpayers can hold approximately £10,000 at the same rate. The PSA operates on a tax year basis and cannot be carried forward if unused. Interest exceeding the PSA must be reported to HMRC through Self Assessment or by contacting the income tax helpline, and tax is collected through an adjustment to your tax code. Understanding your PSA ensures you structure savings to maximise tax-free interest, particularly important in the current higher interest rate environment where more savers are breaching the allowance than in previous years.

Tax Planning Strategies for Savings Income

Several strategies can help you minimise tax on savings income. ISAs provide a completely tax-free wrapper for savings and investments, with no limit on the amount of tax-free interest that can be earned. Prioritising ISA deposits for savings accounts offering the best rates ensures you capture the maximum tax benefit. For couples where one partner is a basic-rate taxpayer and the other is a higher-rate taxpayer, transferring savings to the lower-earning partner can double the PSA from £500 to £1,000 or enable use of the starting rate for savings. The starting rate for savings of 0% applies to the first £5,000 of savings income for individuals with non-savings income below £17,570, providing a valuable tax break for low earners. Premium bonds offer tax-free prizes as an alternative to interest, with each £1 bond having an annual prize rate of approximately 4%, though the actual return depends on luck. National Savings certificates provide tax-free returns that do not count towards the PSA, making them attractive for additional-rate taxpayers who receive no personal savings allowance.

Using Our Savings Allowance Calculator

Our personal savings allowance calculator helps you determine how much tax-free interest you can earn based on your tax band and total savings. Enter your savings balances and interest rates to see whether you are within the PSA, and if not, how much tax is due on the excess. The calculator handles the interaction between the PSA and the starting rate for savings, showing the total tax-free interest available to low earners. For savers with multiple accounts across different providers, the calculator aggregates all interest to show the true tax position, ensuring you do not inadvertently exceed the allowance by underestimating interest from smaller accounts. This helps you decide whether to move savings into an ISA to eliminate the tax liability entirely.

Interaction with ISAs and Other Tax-Free Savings

Interest earned within an ISA does not count towards the personal savings allowance, as it is already completely tax-free regardless of the amount. This means that savers who have exhausted their PSA should prioritise moving savings into an ISA wrapper to eliminate the tax liability entirely. Premium bond prizes, National Savings certificates, and Junior ISAs are also outside the PSA regime, providing additional tax-free savings options. For additional-rate taxpayers who receive no PSA at all, ISAs and premium bonds become the primary vehicles for tax-free savings income. The interaction between the PSA and the starting rate for savings is also important: individuals with non-savings income below £17,570 benefit from a 0% starting rate on up to £5,000 of savings income, with the available starting rate reducing by £1 for every £1 of income above the personal allowance. This means a pensioner with £12,000 state pension and £4,000 savings interest pays no tax on the interest, as it falls within both the starting rate band and the PSA.

Our calculator accounts for all these interactions, showing your total tax-free savings capacity based on your tax band, non-savings income, and existing ISA holdings, helping you optimise the tax efficiency of your entire savings portfolio.