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]
[77 FR 54284, Sept. 4, 2012, as amended at 79 FR 54478, Sept. 11, 2014; 80 FR 62743, Oct. 16, 2015; 85 FR 25940, May 1, 2020]