Here is the opinion in Swinomish Indian Tribal Community v. Becerra.
Briefs:
Lower court materials here.
Swinomish Indian Tribal Community v. Azar
Swinomish Loses Contract Support Costs Dispute with Indian Health Service
Here are the materials in Swinomish Indian Tribal Community v. Azar (D.D.C.):
An excerpt:
The question in this case is whether, when a tribe collects its own third-party revenue pursuant to 25 U.S.C. § 1641(d)(1), its expenditures of those funds on health care services are eligible for CSC funding from the IHS under the ISDEAA, id. §§ 5325, 5388.
Turtle Talk 