An act is said to be intra vires (Òwithin the powerÓ) of a person or corporation when it is within the scope of his or its powers or authority. It is the opposite of ultra vires, (q. v.) Pittsburgh, etc., R. Co. v. Dodd, 115 Ky. 170, 72 S. W. 827.
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In mining law, the term “intraliminal rights” denotes the right to minei, take, and possess all such bodfes or deposits of ore as lie within the four planes formed by the vertical extension downward of the boundary lines of the claim; as distinguished from “extraliminal,” or more commonly “extralateral,” rights. See Jefferson Min. Co. v. Anchoria-Leland Mill. & Min. Co., 32 Colo. 170, 75 Pac. 1073, 64 L. It. A. 925.