45 CFR §170.202
Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
The Secretary adopts the following transport standards:
- (a)Direct Project.
- (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]