CFR›Title 45›Subtitle B›Chapter XVI›45 CFR Part 1643 Citation45 CFR Part 1643ContainsSections § 1643.1–§ 1643.5CorpusDaily eCFRDisplayed edition2026-09-10Last updated2026-09-10 PART 1643—RESTRICTION ON ASSISTED SUICIDE, EUTHANASIA, AND MERCY KILLING Sections § 1643.1 § 1643.1 Purpose. § 1643.2 § 1643.2 Definitions. § 1643.3 § 1643.3 Prohibition. § 1643.4 § 1643.4 Applicability. § 1643.5 § 1643.5 Recipient policies and recordkeeping. AuthorityPub. L. 105-12; 42 U.S.C. 2996f(b)(11).Source62 FR 67749, Dec. 30, 1997, unless otherwise noted. Previous 1641 Part 1641—Debarment, Suspension and Removal of Recipient Auditors Next 1644 Part 1644—Disclosure of Case Information