NS&I Products Explained — Premium Bonds and More

NS&I products serve different purposes: Premium Bonds offer a chance of prizes; savings accounts pay interest; ISAs add a tax wrapper. Decide which result you need before comparing rates. A prize-fund rate is not the same as an interest rate guaranteed to your balance.

How is NS&I money protected?

NS&I says its savings are backed by HM Treasury, with all money invested with it protected. This is a different arrangement from a commercial bank's FSCS deposit limit. Protection of the amount saved does not protect its purchasing power from inflation. See NS&I's security explanation.

Which product answers which question?

Your aim	Product to investigate	What to verify
A chance of tax-free prizes	Premium Bonds	Current odds, prize-fund rate, holding limits and access arrangements
Accessible savings earning interest	Direct Saver	Current variable rate, withdrawal processing and account limits
Interest paid regularly	Income Bonds	Current rate, payment frequency and account conditions
Cash within an ISA wrapper	Direct ISA	Subscription eligibility, current rate and transfer rules
Saving for a child within a tax wrapper	Junior ISA	Eligibility, contribution limits and when the child can access the funds
A fixed-term savings commitment	Fixed-term products currently on sale	Issue-specific rate, term, access restrictions and maturity instructions

This is a product-purpose map, not a best-rate ranking. Check the current NS&I product list rather than relying on an old issue number or copied rate.

Premium Bonds: capital security is not a guaranteed return

Premium Bonds do not pay ordinary interest. Each eligible bond participates in prize draws, so individual outcomes differ. You may win nothing during a period. The advertised prize-fund rate describes the overall fund rather than a guaranteed percentage paid to each holder.

Illustration: £5,000 in a hypothetical account paying 4% for one year would earn £200 before any tax, assuming no balance changes and the stated annual return. Holding £5,000 in Premium Bonds does not promise a matching prize, even if a headline fund rate looks similar. Decide whether uncertain returns fit the purpose of that money.

Direct Saver and Income Bonds

Use Direct Saver's product page and Income Bonds' product page to compare access and interest payment arrangements. Neither name establishes that it is the best current rate or that every withdrawal arrives immediately.

For money needed on a particular date, check the withdrawal process and allow a buffer. An account described as accessible is not a substitute for checking when funds actually reach your bank.

Which returns are taxable?

NS&I distinguishes tax-free products, including Premium Bond prizes and its ISAs, from interest on taxable savings products. Taxable does not necessarily mean you personally owe tax: your allowances and other income matter. NS&I explains the tax treatment.

Use the savings tax calculator for its supported interest scenarios. Do not enter Premium Bond prizes as ordinary taxable savings interest.

How do the ISA products fit my allowance?

An adult cash ISA is part of your overall adult ISA subscription limit; it is not a fresh allowance for each provider. Use the ISA allowance tracker for new subscriptions. Before moving existing ISA money, check the receiving product accepts the transfer and follow the ISA transfer process.

A comparison you can keep up to date

For each account, record the date checked, rate or prize basis, whether it can change, access conditions, tax treatment and official source URL. Compare the same holding period and amount. Avoid choosing solely on safety, solely on rate, or on a prize someone else won.

Product structure and sources reviewed 18 September 2026. Live rates and issues are deliberately linked to NS&I rather than represented as a permanently current rate table.