“An Automated Clearing House (ACH) payment is an electronic deposit to or withdrawal from your account, such as a directly deposited payroll check or bill payment. It is an electronic network, known as an Automated Clearing House, that sends and receives those transactions.”
“To cancel an ACH payment you've authorized, you can chat with us online. We'll send you an ACH stop payment form that you can sign electronically and return to us using our LiveSign system.”