Attention Business Online Banking Clients

Business Online Banking ACH files must be received by Thursday, May 23 in order to settle before the upcoming federal holiday (Memorial Day). ACH files received on Friday, May 24 will not settle until Tuesday, May 28.

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At First Interstate Bank, our goal is to provide you with products and services of the highest quality.

We will review and respond to your submission within 1-2 business days (Monday-Friday).