What is the key difference between the Single Access ISA and the five-year fixed ISA?

The Single Access ISA pays 4.00% variable and allows one withdrawal during the year, so it suits short to medium goals with limited access needs. The five-year fixed ISA pays 4.25% and locks your rate for the full term, making it better for long-term goals and predictable income.

Is the Single Access ISA 4.00% a good choice if I might need cash?

It can be, if you plan carefully. You get one withdrawal without penalty. If you may need frequent access, consider keeping a cash buffer in a separate easy-access account. Use the ISA for funds you are confident you will not need more than once in the year.

Should I lock into the five-year fixed ISA 4.25% now or wait?

If you expect rate cuts, locking 4.25% now secures today’s value. If you think rates could rise, consider a staggered approach: fix part now and hold part in a variable ISA. This balances certainty with optionality and reduces the risk of poor timing either way.

Can I transfer my existing ISA to Nationwide without losing tax benefits?

Yes, when you request a provider transfer, your ISA status remains intact. Do not withdraw and move the cash yourself. Check if your current ISA has exit charges or loss of bonuses. If Nationwide’s rate and terms still come out ahead, a transfer can raise your net return.

Global Market Insights

Nationwide ISAs March 7: 4.00% Single Access, 4.25% Five-Year Fix

ByDanny Kontos March 7, 2026March 7, 2026

Nationwide new savings account news matters this ISA season. Nationwide has launched a 1-year Single Access ISA at 4.00% variable and lifted fixed-rate cash ISAs, with the five-year now at 4.25%. These Nationwide ISA rates put pressure on rivals as UK savers decide whether to lock in now or wait. With April approaching and rate cuts expected later this year, we review who benefits, how the one-withdrawal rule works, and smart steps to protect tax-free interest.