Answer:
It violates Reg DD because it appears you are referring to a daily balance method. OSC 230.7(a)(2) Determination of minimum balance to earn interest: 1. Daily balance accounts. Institutions that require a minimum balance may choose not to pay interest for days when the balance drops below the required minimum, if they use the daily balance method to calculate interest.
First published on BankersOnline.com 11/27/06