Triple Access Cash ISA  

Our Triple Access Cash ISA may be right for you if you want to save regularly but like the comfort of knowing you can access your money up to 3 times a year. It also has a tiered interest rate, so the more you save, the more interest you'll earn.
  Interest Rate Balance Tax-free^ p.a. AER†
Variable - Tier 1 £1 - £25,000 0.30% 0.30%
Variable - Tier 2 £25,001 plus 0.35% 0.35%
  • For balances eligible for the higher rate of interest, the higher rate applies to the total balance
  • Apply in branch or agency
  • Save from £1 to £20,000 (+ transfers-in of existing ISA balances)
  • Enjoy the benefits of a flexible ISA
  • Three withdrawals permitted per tax year
  • Closure permitted at any time
  • Limited availability


Summary box
  Summary Box
Account Name Triple Access Cash ISA Issue 4
What is the interest rate?
Tax-free^ p.a./ AER† (Variable)
£1 - £25,000
£25,001 plus

Interest is calculated on your daily balance and paid annually on 6th April every year.
Can Principality change the interest rate? Yes, variable account rates could increase or decrease.

Customers will be given personal notification of any material reduction in Interest rates a minimum of 14 days before the change takes effect.

To understand why rates may be reduced please refer to conditions 74-80 of our Savings Terms and Conditions.
What would the estimated balance be after 12 months based on a £1,000 and a £25,001 deposit? £1,000 would be £1,003
£25,001 would be £25,088.50

(Based on the assumption that no further deposits or withdrawals are made and the rate does not change).
How do I open and manage my account?
  • You must be aged 16 or over and a UK resident for tax purposes and an individual applicant to open and operate this ISA.
  • Open your account in branch or agency.
  • The minimum balance is £1 and you can save up to the current annual Cash ISA limit of £20,000 (plus transfers-in of existing ISA balances) in this tax year. You need to keep the minimum balance in your account for it to remain open.
  • Manage your account in branch, agency, post or online via secure message (subject to Your Account eligibility criteria, available when you click 'Register Now' at
Can I withdraw money?
  • Yes, you can make three withdrawals per tax year, subject to the minimum balance.
  • Closure is permitted at any time.
  • This is a flexible ISA. This means you'll be able to take money out of it and replace that money before the end of the same tax year, without the replacement contributing any further towards your annual ISA allowance.
  • Please note that if you make a withdrawal that reduces your balance to a lower interest tier we will not notify you of this.
Additional Information
  • Service charges and costs may apply to your account. These are outlined in our Tariff of Charges.
  • In certain circumstances we may refuse an instruction to operate an account. These circumstances are outlined in the Savings Terms and Conditions.
  • Rates correct as at 06/04/2021.

Before you apply below, please read the Triple Access Cash ISA Issue 4 Terms & Conditions

You can only invest in one Cash ISA per tax year.

As you will be bound by the account terms and your information is held in accordance with our privacy policy, you should read, print and save the below documents for your records. If you have any queries relating to them please contact us for further information.

Please also read the following:

^ Tax-free means the interest you earn is exempt from UK Income Tax and Capital Gains Tax. Tax treatment depends on your individual circumstances and may not be maintained in future.

† AER stands for Annual Equivalent Rate and illustrates what the interest rate would be if interest were paid and compounded once each year.

Putting money into your savings account Once you've opened your savings account, for most accounts you should pay money in within 5 business days. Click here for information on how you can do that.

  • 6th largest UK building society
  • A mutual building society, owned by and run for the benefit of our 500,000 members
  • Over 150 years experience
  • Taking care of over £11 billion of our customers' assets

We are covered by the FSCS

Find out more about what it means for you.