---
kind: "section"
citation: "45 C.F.R. § 164.104"
title: "45"
number: "164.104"
heading: "Applicability."
url: "https://uscodex.org/cfr/45/164.104"
---

# §164.104. Applicability.

- (a) Except as otherwise provided, the standards, requirements, and implementation specifications adopted under this part apply to the following entities:
  - (1) **A health plan.**
  - (2) **A health care clearinghouse.**
  - (3) A health care provider who transmits any health information in electronic form in connection with a transaction covered by this subchapter.
- (b) Where provided, the standards, requirements, and implementation specifications adopted under this part apply to a business associate.

## Notes

### Amendments

[68 FR 8375, Feb. 20, 2003, as amended at 78 FR 5692, Jan. 25, 2013]

### Authority

Authority: 42 U.S.C. 1302(a); 42 U.S.C. 1320d-1320d-9; sec. 264, Pub. L. 104-191, 110 Stat. 2033-2034 (42 U.S.C. 1320d-2(note)); and secs. 13400-13424, Pub. L. 111-5, 123 Stat. 258-279.

### Source

Source: 65 FR 82802, Dec. 28, 2000, unless otherwise noted.

### Amendments

[68 FR 8375, Feb. 20, 2003, as amended at 78 FR 5692, Jan. 25, 2013]