CFR›Title 45›Subtitle A›Part 164›Subpart A ContainsSections 164.102–164.106CorpusDaily eCFRDisplayed edition2026-04-24Last updated2026-04-24 Subpart A—General Provisions Sections 164.102 § 164.102 Statutory basis. 164.103 § 164.103 Definitions. 164.104 § 164.104 Applicability. 164.105 § 164.105 Organizational requirements. 164.106 § 164.106 Relationship to other parts. Next C Subpart C—Security Standards for the Protection of Electronic Protected Health Information