The Secretary adopts the following transport standards:

1. (a) Direct Project - (1) Standard. ONC Applicability Statement for Secure Health Transport, Version 1.0 (incorporated by reference in § 170.299).
2. (2) Standard. ONC Applicability Statement for Secure Health Transport, Version 1.2 (incorporated by reference in § 170.299).
3. (b) Standard. ONC XDR and XDM for Direct Messaging Specification (incorporated by reference in § 170.299).
4. (c) Standard. ONC Transport and Security Specification (incorporated by reference in § 170.299).
5. (d) Standard. ONC Implementation Guide for Direct Edge Protocols (incorporated by reference in § 170.299).
6. (e) Delivery notification - (1) Standard. ONC Implementation Guide for Delivery Notification in Direct (incorporated by reference in § 170.299).
7. (2) [Reserved]

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