---
kind: "section"
citation: "45 C.F.R. § 170.202"
title: "45"
number: "170.202"
heading: "Transport standards and other protocols."
url: "https://uscodex.org/cfr/45/170.202"
---

# §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](/cfr/45/170.299.md)).
- (b) **Standard.** ONC XDR and XDM for Direct Messaging Specification (incorporated by reference in [§ 170.299](/cfr/45/170.299.md)).
- (c) **Standard.** ONC Transport and Security Specification (incorporated by reference in [§ 170.299](/cfr/45/170.299.md)).
- (d) **Standard.** ONC Implementation Guide for Direct Edge Protocols (incorporated by reference in [§ 170.299](/cfr/45/170.299.md)).
- (e) **Delivery notification—**
  - (1) **Standard.** ONC Implementation Guide for Delivery Notification in Direct (incorporated by reference in [§ 170.299](/cfr/45/170.299.md)).
  - (2) [Reserved]

## Notes

### Amendments

[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]

### Source

Source: 75 FR 44649, July 28, 2010, unless otherwise noted.

### Authority

Authority: 42 U.S.C. 300jj-11; 42 U.S.C 300jj-14; 5 U.S.C. 552.

### Source

Source: 75 FR 2042, Jan. 13, 2010, unless otherwise noted.

### Amendments

[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]