You can download the attached documents to view training materials for setting up and generating electronic payments in Accounts Payable.
This tool will create a NACHA file for uploading to your bank. Before setting up electronic payments, contact your bank and obtain the ACH file specifications.
Refer to these attachments:
Which file format do the Canadian Direct Deposits and Electronic Payments use?
What is the NACHA file format?
How do I create an Electronic Payment Prenote in Accounts Payable for a vendor?