Change the type of cash ISA held with Triodos Bank

You can change your existing Triodos cash ISA to one of the following types of Triodos cash ISAs:

  • Triodos Online Cash ISA
  • Triodos Cash ISA
  • Triodos Two Year Fixed Rate Cash ISA
  • Triodos Three Year Fixed Rate Cash ISA

Changes to a different type of Triodos cash ISA are not permitted from Triodos Ethical Junior Cash ISAs or non-ISA savings accounts.


  • Choose new cash ISA

    Please read the information on our cash ISA product pages to decide which cash ISA suits you best.

  • Read the summary box

    You should then read the relevant Summary Box along with the Terms and Conditions for our personal savings accounts and Depositor Information Sheet before downloading and completing the form below to change your cash ISA.

  • Print and post

    Once you have read this important information and completed the form below, please post it to us at:

    Freepost TRIODOS BANK

  • We'll change your product type

    On receipt of a completed request, we will change the type of cash ISA you hold, the balance of your account and your account number will remain the same.

    All money held in the account will maintain its tax-free status and the change will not affect your subscription allowance.

  • We'll let you know

    We will write to you to confirm when we have actioned your request.