A Lifetime ISA can give your first-home savings a valuable 25% boost from the government, helping you build a deposit faster. This guide explains the Lifetime ISA, or LISA, for buying your first home: how the bonus works, the limits and rules, the penalty to avoid, and how it fits with other schemes.
What a Lifetime ISA is
A Lifetime ISA, or LISA, is a savings or investment account designed to help you save for your first home or for retirement. The government adds a 25% bonus to what you pay in, up to a yearly limit, making it a powerful way to boost your deposit savings. It is one of the few schemes that adds money to your savings, rather than reducing the price of a home or the deposit needed.
How the bonus works
You can pay in up to £4,000 a year, and the government adds a 25% bonus on top, up to £1,000 a year. So saving the full £4,000 earns a £1,000 bonus, giving you £5,000 plus any interest or growth. The bonus is added regularly, boosting your savings as you go. Over several years, the bonuses can add a significant sum to your deposit, as our guide to saving a deposit explains.
The rules for buying a first home
To use a LISA for a first home, the property must cost no more than £450,000, you must be a first-time buyer, and the account must usually have been open for at least 12 months before you buy. The funds, including the bonus, go towards your purchase through your solicitor. Knowing these rules, particularly the price cap and the 12-month requirement, helps you plan to use a LISA effectively.
Who can open one and when
You can open a Lifetime ISA between the ages of 18 and 39, and pay in (earning the bonus) until you turn 50. So it suits younger savers building towards a first home. If you are within this age range and saving for a first home worth up to £450,000, a LISA can be a very effective way to grow your deposit with the government bonus, provided you understand the rules.
The penalty to avoid
There is an important catch: if you withdraw money for anything other than a qualifying first home (or retirement from age 60), you usually pay a withdrawal charge, currently 25%, which can leave you with less than you paid in. So a LISA should only hold money you are confident you will use for a first home or retirement. Understanding this penalty is essential before locking savings into a LISA.
Combining with other schemes
A Lifetime ISA can often be combined with other schemes, using the LISA savings and bonus as your deposit for a purchase through, for example, Shared Ownership or the Mortgage Guarantee Scheme, provided the property is within the LISA price cap. This makes it a flexible tool that boosts your deposit whichever route you buy through. Checking that the property and scheme fit the LISA rules ensures you can use the bonus.
The pros and cons
The big advantage of a LISA is the 25% government bonus, free money towards your deposit. The drawbacks are the £450,000 price cap, the withdrawal penalty for non-qualifying use, the annual contribution limit, and the age restrictions. For eligible young savers buying within the cap, the bonus is very valuable, but the penalty means a LISA suits money firmly earmarked for a first home, as our guide to the LISA versus the Help to Buy ISA explains.
Cash and stocks-and-shares LISAs
Lifetime ISAs come in two forms: a cash LISA, like a savings account, and a stocks-and-shares LISA, where your money is invested. A cash LISA offers stability and is often preferred when buying soon, while a stocks-and-shares LISA may grow more over the long term but can fall in value. Choosing the type depends on your timescale and risk appetite, as our guide to saving a deposit relates.
An example of the bonus over time
If you pay in the full £4,000 each year, you receive a £1,000 bonus annually. Over, say, four years, that is £16,000 paid in plus £4,000 in bonuses, giving £20,000 before any interest or growth, a substantial boost to a deposit. This shows how the 25% bonus can add up meaningfully over several years of saving, accelerating your progress towards a first home.
When the bonus is paid
The government bonus on a Lifetime ISA is paid regularly, usually monthly, on what you have contributed, so it is added as you save rather than only at the end. This means your bonus can itself earn interest or growth over time. Understanding that the bonus accrues as you go, and counts towards your deposit when you buy, helps you see the LISA's value as a deposit-building tool.
Using a LISA for retirement
A Lifetime ISA can also be used for retirement: if you do not use it for a first home, you can withdraw the money, including bonuses, from age 60 without penalty. So even if your plans change, the savings are not lost, though they become retirement savings rather than a home deposit. This dual purpose gives the LISA some flexibility, though for most first-time buyers the home use is the main draw.
Is a LISA right for you?
A LISA suits eligible savers, aged 18 to 39, buying a first home within the £450,000 cap, who can leave the money untouched until they buy. The 25% bonus is very valuable for them. It suits less well those who might need the money for other purposes, given the withdrawal penalty, or who are buying above the cap. Weighing the bonus against the rules helps you decide if a LISA fits your plans.
Always check the current rules
The Lifetime ISA's limits, the £450,000 price cap and the withdrawal rules can change over time, so it is worth confirming the current details before relying on a LISA for your purchase, particularly the price cap if you are buying a higher-value home. Official sources can confirm the latest position. Checking the current rules ensures the LISA will work as you expect when you come to buy, and that your chosen home falls within the cap.
For eligible young savers buying within the cap, though, the 25% bonus remains one of the most valuable forms of help available, turning steady saving into a noticeably bigger deposit over a few years.
In short
A Lifetime ISA helps you save for a first home by adding a 25% government bonus, up to £1,000 a year on up to £4,000 saved. The home must cost up to £450,000, you must be a first-time buyer, and the account open at least 12 months. You can open one aged 18 to 39 and pay in until 50. A 25% penalty applies to non-qualifying withdrawals, so only save what you will use for a home or retirement.
Where to get help and next steps
Read our guides to saving a deposit, government schemes overview, the LISA versus the Help to Buy ISA, and how shared ownership works. This is general information, not financial advice; scheme rules change, so check current details.