ACH Schedule for Indigenous Peoples' Day/Columbus Day (Monday, October 10)

Business Online Banking ACH files must be received by Thursday, October 6 in order to settle before the upcoming federal holiday (Monday, October 10). ACH files received on Friday, October 7 will not settle until Tuesday, October 11.

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Please fill out the following form, which will be emailed directly to our customer support. Let us know about any questions or comments you may have. Please provide us with as much detail as you can, and we'll get back to you.

Note: If you are sending a message containing account numbers or other private financial information, please send it via a secure message within Online Banking. View our Support Center or Privacy Statement if you have questions about the types of information First Interstate Bank requests.

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Thank You,

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).