42 C.F.R. § 412.220
Subpart G of this part sets forth rules for special treament of certain facilities under the prospective payment system for inpatient operating costs. The following sections in subpart G of this part do not apply to hospitals located in Puerto Rico:
[52 FR 33058, Sept. 1, 1987, as amended at 57 FR 39825, Sept. 1, 1992]