45 CFR 170.202 – Transport standards and other protocols
The Secretary adopts the following transport standards:
(a) Direct Project. (1) [Reserved]
(2) Standard. ONC Applicability Statement for Secure Health Transport, Version 1.2 (incorporated by reference in § 170.299).
(b) Standard. ONC XDR and XDM for Direct Messaging Specification (incorporated by reference in § 170.299).
(c) Standard. ONC Transport and Security Specification (incorporated by reference in § 170.299).
(d) Standard. ONC Implementation Guide for Direct Edge Protocols (incorporated by reference in § 170.299).
(e) Delivery notification—(1) Standard. ONC Implementation Guide for Delivery Notification in Direct (incorporated by reference in § 170.299).
(2) [Reserved]