Your written stop payment request is good only for six months unless you renew it in writing. (us.hsbc.com)
Stop payment requests sent to us via electronic mail or in any other manner will likely not reach us in time for us to act on your request. (hancockwhitney.com)
ACH Originator Request Automated Clearing House (ACH) Agreement Stop Payment Request Order Third Party Sender ACH Agreement Third Party Sender ACH Origination Worksheet Request Third Party Service Provider Agreement Transmittal Register (bnd.nd.gov)