Yes, you can absolutely use a Cash ISA as a savings account. It functions like a traditional savings account but allows you to save up to £20,000 per tax year entirely tax-free. Interest earned is not subject to income tax, and you can choose from easy-access or fixed-rate options.
An ISA is a specific type of savings account. In fact, it's short for 'individual savings account'. But the key difference between a normal savings account vs an ISA comes down to tax. ISAs are tax-free accounts.
Tax-free allowances remain frozen at £20,000 until 2030
You can save up to £20,000 every year into adult ISAs without it being subject to income or capital gains tax. This is called a “tax-free allowance”. The annual tax-free allowance for an adult ISA is £20,000. This limit has been confirmed to be frozen until 2030.
A Cash ISA is a great way to start. There is no income or capital gains tax to pay on the interest or returns your savings earn inside an ISA. In other words, you keep more of what you save. There are different types of Cash ISAs to suit different goals.
The HMRC document also said there were around 3,080 Isa accounts with a market value of £1 million-plus in 2022/23. It counted 30 cash Isa accounts with £500,000-plus in them and 38,680 stocks and shares accounts containing at least £500,000 in the tax year 2022/23. The figures were rounded to the nearest 10.
Disadvantages: Interest rates may decrease, funds might be locked in fixed-rate ISAs, and not all accounts permit transfers, sometimes incurring exit fees.
You can get around 7% interest on savings in the UK primarily through Regular Saver accounts, with top offers from Zopa (7.1% variable), First Direct (7% fixed), and the Co-operative Bank (7% variable), though these often require you to have their current account and limit monthly deposits, while Principality Building Society has offered rates near this (7.5%) on fixed-term savers, so check MoneySavingExpert and MoneyWeek for current deals.
Instead of a traditional savings account, you can put your money in High-Yield Savings Accounts (HYSAs), Money Market Accounts (MMAs), or Certificates of Deposit (CDs) for better interest rates with similar safety, or consider low-risk investments like Treasury Bills (T-Bills), short-term bond ETFs, or cash management accounts within a brokerage for potentially higher long-term growth. The best choice depends on your need for access (liquidity) versus earning the most interest.
Individual Savings Accounts (ISAs)
The government sets a maximum amount that you can invest in ISAs. Until 2031 the annual limit is £20,000. You pay no Income Tax on the interest or dividends you earn within an ISA and any profits from investments are free of Capital Gains Tax.
The UK government has announced significant changes to the tax treatment of cash held within stocks and shares Isas, targeting a loophole that could allow savers to bypass newly imposed caps on tax-free cash savings.
There are two reasons to open a savings account over a Cash ISA. The interest rate is better than the ISA AND the interest earned is below your personal savings allowance so you don't pay any tax on it. This is pretty rare in the current market but wasn't the case a few years back.
There are four different kinds of ISA: cash ISAs, stocks and shares ISAs, lifetime ISAs and innovative finance ISAs. You can subscribe to the four types of ISA in lots of combinations, as long as you do not exceed the annual ISA subscription limit, currently £20,000.
You do not pay tax on: interest on cash in an ISA. income or capital gains from investments in an ISA.
If you want to invest $10,000 over 10 years, and you expect it will earn 5.00% in annual interest, your investment will have grown to become $16,288.95.
Is £100,000 savings good in the UK? Yes. £100,000 is five times the annual ISA tax-free savings allowance and approximately ten times the UK average in savings. But if your AER (Annual Equivalent Rate) is lower than the rate of inflation, your money will lose value every year.
As it stands, the Nationwide 6.5% regular saver account is still available, so you could jump onto it for another 12 months. The maximum you can pay into the account each month is £200 a month, and the maximum withdrawals you can make are three - any more and you will only earn 1.05% interest.
The main difference is that a cash ISA is a tax-efficient way to save money. Interest on your savings is paid free from UK income tax and capital gains tax. While both could help your money grow, choosing the right one (or a combination of both) for your circumstances can help maximise your money's growth potential.
Can I put more than £20,000 in an ISA? Technically, yes, but not all at once. There's no limit to how much money can be in an ISA. The ISA allowance limit applies to how much you can pay in during each tax year (6 April to 5 April the following year).
In most cases, your money is not locked in – you can usually take some or all of it out whenever you want, although with a: fixed rate cash ISA you might have to pay a charge or even close your account to pull it out early. stocks and shares ISA you might lose money if your investment's lost value.