§170.202 Transport standards for exchanging electronic health information.
The Secretary adopts the following standards to define the common transport methods that must be used to electronically exchange health information formatted in accordance with the standards adopted under §170.205.
(a) Standard. The Organization for the Advancement of Structured Information Standards (OASIS) Simple Object Access Protocol (SOAP) Version 1.2 (incorporated by reference in §170.299).
(b) Alternative standard. A stateless, client-server, cacheable communications protocol that adheres to the principles of Representational State Transfer (REST) must be used.