ISA Arian Parod Cyfradd Amrywiol

Our Variable Rate Cash ISA may be right for you, if you would like a flexible approach to tax-free saving, allowing you to add to your ISA throughout the year, up to the annual limit and giving you easy access to your funds with no notice required.

  Cyfraddau llog Balans Di-dreth^ y fl. AER†
Amrywiol £1 - £20,000 0.20% 0.20%
  • Save in branch or by post
  • Save from £1 to £20,000
  • Transfer in your existing Cash ISA
  • Interest is calculated on your daily balance and can be paid annually
  • Enjoy the benefits of a flexible ISA
  • No notice required
  • Closure permitted
Summary Box
  Summary Box
Account Name Variable Rate Cash ISA
What is the interest rate? 0.20% Tax-free^ p.a. / AER† (Variable)

Interest is calculated on your daily balance and paid annually on 6 April every year (or the next business day).
Can Principality change the interest rates? 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 the Savings Terms and Conditions.
What would the estimated balance be after 12 months based on a £1,000 deposit? £1,002 (based on the assumption that no further deposits or withdrawals are made during the 12 months).
How do I open and manage my account?
  • You must be aged 16 or over, a UK resident for tax purposes and an individual applicant to open and operate this account.
  • Open your account in branch, agency or by post.
  • 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 do not have to give notice to close your account or make a withdrawal.

This is a flexible ISA Account. 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.
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 01/12/17.
Calculate your savings

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  1. The results displayed were dependent on the information you provided and are for illustrative purposes only and are by no means an indication of being suitable for your individual circumstances.
  2. The calculations assume interest is paid gross* of income tax on the entire balance on an annual basis
  3. It has been assumed that no withdrawals or additional deposits would be made from the account during the saving duration, and that the interest rate also remains the same during this time (note that interest rates on variable rate savings account are subject to change, and when fixed rate deals end, there is no guarantee that the same rate will be available in the future). 

Before you apply below, please read the Telerau ac Amodau ISA Arian Parod Cyfradd Amrywiol

Os ydych yn trosglwyddo cyfraniadau ISA blynyddoedd blaenorol yn unig, nodwch mai £1 yw eich adnau dechreuol ar eich ffurflen gais. Byddwn yn rhoi gwybod i chi sut i drosglwyddo'r arian ar ddiwedd y broses o wneud cais.

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

Gan y byddwch yn rhwym i Delerau y Cyfrif ISA, mae'n rhaid i chi eu darllen. Os nad ydych yn deall unrhyw un o'r telerau ac amodau cysylltwch â ni i gael rhagor o wybodaeth.

Rydym yn argymell eich bod yn argraffu ac yn cadw copi o'r telerau ac amodau hyn ar gyfer eich cofnodion..

Darllenwch y canlynol hefyd:


^ Mae di-dreth yn golygu nad oes yn rhaid talu Treth Incwm a Threth Enillion Cyfalaf y DU ar y llog a enillwch. Mae eich sefyllfa o ran treth yn dibynnu ar amgylchiadau unigol a gall newid yn y dyfodol. 

† Ystyr AER yw Annual Equivalent Rate (Cyfradd Gyfwerth Flynyddol) ac mae’n dangos faint fyddai’r gyfradd llog pe byddai’r llog yn cael ei dalu a’i adlogi unwaith y flwyddyn.


ISA Arian Parod Cyfradd Amrywiol

  • 6ed cymdeithas adeiladu fwyaf y DU
  • Cymdeithas adeiladu gydfuddiannol, sy’n eiddo i’n 500,000 o aelodau ac yn cael ei rhedeg er eu lles
  • Dros 150 mlynedd o brofiad
  • Gofalu am werth dros £9 biliwn o asedau ein cwsmeriaid
  • Members can access a Member Rewards page featuring competitions, discounts and more.

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