232.7003 Procedures.
(a) The accepted electronic form for submission of payment requests and receiving reports is Wide Area WorkFlow (see website - https://wawf.eb.mil/).
(b) For payment of commercial transportation services provided under a Government rate tender or a contract for transportation services, the use of a DoD-approved electronic third party payment system or other exempted vendor payment/invoicing system (e.g., PowerTrack, Transportation Financial Management System, and Cargo and Billing System) is permitted.
(c) For submitting and processing payment requests and receiving reports for rendered health care services, use of TRICARE Encounter Data System as the electronic format is permitted.