Here is a portion of the notification for Marine Corps Military payroll
Effective January 2020
, financial institutions should be prepared to begin receiving Marine Corps Military Payroll payments processed by the Treasury. This notice is being provided to allow financial institutions time to make any processing or system preparations necessary to receive these Marine Corps Military Payroll payments. In accordance with Nacha operating rules, Marine Corps Military Payroll payments will be issued with the one-position Identification Code Designator (ICD) in the Company Identification field. The following table maps the field values found in the ACH Company/Batch Header ("5") record of Marine Corps Military Payroll processed by Treasury, effective December 2019
.