Examining the ongoing debate concerning congressional power to eliminate federal court jurisdiction over cases arising under federal law from thefederal Indian law viewpoint allows consideration of the issues in a concrete setting. Experience under the Indian Civil Rights Act during the last twenty years indicates that some federal review of actions arising under federal law is needed if the command of the supremacy clause is to be fully effectuated. At the same time, it indicates that a uniform interpretation of that federal law is not essential to the enforcement of the clause. This examination thus provides support for the distributive authority theory, which postulates that Congress is required to vest some federal court with theauthori...