Code of Federal Regulations Title 42. Public Health § 42.484.1 Basis and scope

(1) Sections 1861(o) and 1891 of the Act, which establish the conditions that an HHA must meet in order to participate in the Medicare program and which, along with the additional requirements set forth in this part, are considered necessary to ensure the health and safety of patients;  and

(2) Section 1861(z) of the Act, which specifies the institutional planning standards that HHAs must meet.