Lifetime ISA Explained: The 25% Government Bonus

If you're saving for your first home or your retirement, the Lifetime ISA is one of the most generous accounts the Government offers, thanks to a bonus that tops up everything you pay in.

A Lifetime ISA (LISA) lets you save up to £4,000 a year and adds a 25% government bonus on top — worth up to £1,000 a year. You can use the money to buy a first home worth up to £450,000, or withdraw it tax-free from age 60 for retirement. Take it out for any other reason and a 25% penalty applies.

In this insight we explain who can open a LISA, how the bonus works, the rules on using it for a home or retirement, and the catch you need to understand before you commit.

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Key Takeaways

• A Lifetime ISA adds a 25% government bonus to your savings — up to £1,000 a year on the £4,000 you can pay in.
• You can only use the money penalty-free to buy a first home worth £450,000 or less, or from age 60 for retirement.
• Withdraw for any other reason and you pay a 25% government charge, which can leave you with less than you put in.
• The £4,000 you pay into a LISA counts towards your overall £20,000 ISA allowance for the year.

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How the Lifetime ISA Works

The LISA comes in two flavours: a cash version that pays interest like a savings account, and a stocks and shares version where your money is invested for potential growth. Both attract the same bonus.

You can pay in up to £4,000 each tax year, and the Government adds 25% on top. Pay in the full £4,000 and you receive a £1,000 bonus — free money you wouldn't get in an ordinary savings account. The bonus is paid monthly, based on what you contributed the previous month, so it starts earning interest or growth of its own.

That £4,000 is part of your wider ISA allowance. If you pay the maximum into a LISA, you have £16,000 of your £20,000 allowance left for other ISA types. Our guide to your ISA allowance explains how the pieces fit together.

Who Can Open One

To open a Lifetime ISA you must be:

• A UK resident (or a crown servant, such as a diplomat or member of the armed forces, posted overseas)
• Aged 18 to 39

Once it's open, you can keep paying in and receiving the bonus until the day before your 50th birthday. If you're approaching 40 and think a LISA might suit you, it's worth opening one before the window closes — even with a small amount — to keep the option alive.

Using a LISA to Buy Your First Home

This is the most popular use of a Lifetime ISA. To use it for a property purchase, all of the following must apply:

• It's your first home — you've never owned property anywhere in the world
• The purchase price is £450,000 or less
• You're buying with a mortgage (not a cash purchase)
• The account has been open for at least 12 months

The money, including the bonus, is paid directly to your conveyancer towards the purchase. If you're buying with a partner who also has a LISA, you can both use yours on the same property, doubling the potential bonus. Our first-time buyer hub walks through the wider process.

What if house prices push me over £450,000?

The £450,000 cap applies across the whole UK and hasn't risen for some time, so in higher-priced areas it can be a real constraint. If your target home is above the cap, you can still withdraw the money — but you'll pay the 25% penalty on the whole amount.

Using a LISA for Retirement

If you don't buy a home with it, the LISA becomes a long-term retirement pot. From your 60th birthday you can withdraw everything — your contributions, the bonus and any growth — completely tax-free, for any purpose.

That makes it a useful complement to a pension, particularly for the self-employed who don't get employer contributions. It's not a straight replacement for a workplace pension, though, because you miss out on employer top-ups and the way pension tax relief works for higher earners.

The 25% Withdrawal Penalty

Here's the catch that trips people up. If you take money out for any reason other than a first home or reaching 60 (or terminal illness), you pay a 25% government charge on the amount withdrawn.

Because the penalty is 25% of a larger figure than the 25% bonus you received, you can end up with less than you originally paid in. For example, pay in £4,000, receive the £1,000 bonus to reach £5,000, then withdraw it early — the 25% charge is £1,250, leaving you with £3,750. That's £250 less than you started with. Only save money in a LISA that you're confident you'll use for one of the intended purposes.

Frequently asked questions

Can I have a Lifetime ISA and other ISAs at the same time?

Yes. You can hold a LISA alongside a cash ISA, a stocks and shares ISA and an innovative finance ISA. Just remember the £4,000 LISA limit counts towards your overall £20,000 allowance for the year.

Does the government bonus count towards my ISA allowance?

No. Only your own contributions count towards the £4,000 LISA limit and the £20,000 overall allowance. The 25% bonus the Government adds on top does not use up any allowance.

Can I transfer a Help to Buy ISA into a Lifetime ISA?

Yes, you can transfer an old Help to Buy ISA balance into a LISA, though the amount transferred counts towards your £4,000 annual limit. Compare the rules carefully, as the two accounts work differently.

Is a Lifetime ISA better than a pension?

Neither is automatically better — they suit different goals. A pension usually wins for retirement saving if you get employer contributions or pay higher-rate tax, while a LISA can help the self-employed or first-time buyers. See our cash ISA vs stocks and shares ISA guide to weigh up how you invest within one.

General information only, not financial advice. ISA and savings rules can change — check gov.uk before acting.