42 C.F.R. § 483.65
(a) Provision of services. If specialized rehabilitative services such as but not limited to physical therapy, speech-language pathology, occupational therapy, respiratory therapy, and rehabilitative services for a mental disorder and intellectual disability or services of a lesser intensity as set forth at § 483.120(c), are required in the resident's comprehensive plan of care, the facility must—
[56 FR 48875, Sept. 26, 1991, as amended at 57 FR 43925, Sept. 23, 1992. Redesignated and amended at 81 FR 68861, 68865, Oct. 4, 2016; 89 FR 40999, May 10, 2024]