ambit

an area in which something acts or operates or has power or control: "the range of a supersonic jet"; "the ambit of municipal legislation"; "within the compass of this article"; "within the scope of an investigation"; "outside the reach of the law";

सभी व्यवस्थाएं संघीय कानून के दायरे के भीतर होनी चाहिए।

All the arrangements should be within the ambit of federal law.