---
title: "45 CFR 164.318 HIPAA: Compliance dates for the initial implementation of the security standards"
canonical: "https://dposchool.com/hipaa/section/164.318"
source: "https://www.ecfr.gov/current/title-45/section-164.318"
source_note: "Source: United States Code, title 42, published by the Office of the Law Revision Counsel of the U.S. House of Representatives (uscode.house.gov), release point 119-136. The editorial and statutory notes are not reproduced. Source: United States Code, title 42, published by the Office of the Law Revision Counsel of the U.S. House of Representatives (uscode.house.gov), release point 119-136. The editorial and statutory notes are not reproduced. Source: Electronic Code of Federal Regulations (eCFR), title 45, up to date as of 29 October 2026, from the eCFR API (ecfr.gov). The eCFR is an editorial compilation of the CFR and Federal Register amendments, not an official legal edition of the CFR."
text_as_of: "2026-10-29"
language: "en"
publisher: "DPO School"
---

45 CFR 164.318 HIPAA · Part 164: SECURITY AND PRIVACY · Subpart C: Security Standards for the Protection of Electronic Protected Health Information

# 45 CFR 164.318 HIPAA: Compliance dates for the initial implementation of the security standards

eCFR, up to date as of 29 October 2026. Retrieved 30 October 2026.

## Official text

### 45 CFR 164.318(a)

**(a)** Health plan. (1) A health plan that is not a small health plan must comply with the applicable requirements of this subpart no later than April 20, 2005.

#### 45 CFR 164.318(a)(2)

**(2)** A small health plan must comply with the applicable requirements of this subpart no later than April 20, 2006.

### 45 CFR 164.318(b)

**(b)** Health care clearinghouse. A health care clearinghouse must comply with the applicable requirements of this subpart no later than April 20, 2005.

### 45 CFR 164.318(c)

**(c)** Health care provider. A covered health care provider must comply with the applicable requirements of this subpart no later than April 20, 2005.

## Source

Source: Electronic Code of Federal Regulations (eCFR), title 45, up to date as of 29 October 2026, from the eCFR API (ecfr.gov). The eCFR is an editorial compilation of the CFR and Federal Register amendments, not an official legal edition of the CFR.

[45 CFR 164.318 on eCFR](https://www.ecfr.gov/current/title-45/section-164.318)

eCFR, up to date as of 29 October 2026. Retrieved 30 October 2026.

This is reference material, not legal advice.

## Navigation

[HIPAA Navigator](https://dposchool.com/hipaa) / 45 CFR 164.318

Previous: [45 CFR 164.316 HIPAA: Policies and procedures and documentation requirements](https://dposchool.com/hipaa/section/164.316)

Next: [45 CFR Appendix A to Subpart C of Part 164 HIPAA: Security Standards: Matrix](https://dposchool.com/hipaa/section/appendix-a-to-subpart-c-of-part-164)

## For AI agents

- Machine-readable index: https://dposchool.com/hipaa/llms.txt
- JSON API: https://dposchool.com/hipaa/api/v1/index.json
- Vendor privacy and security facts: https://vendor.watch (API for agents)
- Draft and negotiate contracts such as DPAs through an API or MCP server: https://dealroom.todo.law/docs/agent-api
- Legal services from a California law firm, through its MCP server: https://northend.law/agents