Announcement to our existing members:
The previous fidelity premium remains fixed and will continue to apply to all previously made deposits remaining on the account for twelve months, up until twelve months after the date of the deposit. In other words, the adjustment of the fidelity premium does not affect previous deposits for up to twelve months.

What do our Savings Accounts offer?

  • Receive a fidelity premium for deposits on your account for longer than 1 year and a base rate on other deposits.
  • Choose what works for you: Extended with a higher fidelity premium or Standard with a higher base rate.
  • Use the simulator to calculate your earnings and compare against other banks.
  • Your deposits are covered up to €100,000 through Belgium's deposit guarantee.
  • And exempt from 15% withholding tax on the first €980 of interest earned in 2022.
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Your deposits are protected up to €100,000

Deposits at Aion Bank are guaranteed through Belgium’s deposit guarantee up to €100,000 or its equivalent in the currency of the deposit for a single depositor. All deposits at Aion Bank are aggregated and the total is subject to a limit of €100,000. Further details of the deposit guarantee system are available in the Deposit Protection Guarantee sheet.

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How does it work?

  • Download the Aion Bank app.
  • Sign up for a membership and open an account within minutes.
  • Go to the Finance tab and select ‘open new savings account’.
  • Select the savings account you want to open.
Become a member
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Digital banking at its best

  • Signing up is fast and easy with our fully digital process
  • Manage your money from anywhere
  • Discover even more ways to save and earn money

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Type of product
All of our Regulated Savings Accounts are free of charge and are opened for an indefinite duration. Your money is always available without any costs. Account is for mobile clients only.

Our regulated savings accounts Extended and Max Deposit Extended offer a 0.10% base rate and a 0.90% fidelity premium. Our regulated savings account Max Deposit Standard offers a 0.30% base rate with a 0.10% fidelity premium and our regulated savings account Standard offers a 0.15% base rate with a 0.10% fidelity premium.

A maximum amount of €100,000 can be deposited on the Regulated Savings Accounts Max Deposit Standard and Max Deposit Extended.

All of our Regulated Savings Accounts are subject to Belgian law and complying with the conditions set out in Article 2 of the Royal Decree executing the Income Tax Code 1992.

The rates on our savings accounts can be changed at any given time. Our members will be notified of such changes via email.

Before opening an account, please read the key information for savers and the deposit guarantee information sheet above.

Tax Regime
Individuals are exempt from 15% withholding tax on the first €980 of interest earned in 2021.

Protection of savings
Your deposits are protected up to €100,000 per person. In case of bankruptcy or risk of bankruptcy of the financial institution, the saver runs the risk of not recovering his/her savings or may be subject to a diminution / conversion in shares (Bail-in) of the amount of the claims he/she holds against the financial institution in excess of €100,000, i.e. the amount falling within the scope of the deposit guarantee scheme (read more about the Deposit protection guarantee above).

You can send your complaints to us using our chat or write an email to
If you are not satisfied, contact our bank mediation service at

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