FAQ (Frequently Asked Questions) » 21. How my Open deposit will accumulate at interest and how interest will be paid?
Regardless of the specific date on which the Open deposit agreement is signed, the respective interest will be paid to your account, as follows:
In case the deposit’s balance falls under BGN 3000 or 1500 FX units for accounts in EUR and USD, the interest is accrued in accordance with “UBB interest rates tariff for accounts of individuals”.
Each withdrawal (or ordered transfer) after the second one within the calendar month shall be charged with an additional fee of BGN 10. The period of an deposit is unspecified.
More info about interest rates you can find in UBB official site www.ubb.bg, section Tariffs for rate's conditions.