Definition of Excess of Jurisdiction
A case in which court has initially proceeded properly within its jurisdiction but steps out of jurisdiction in making of some order or in the doing of some judicial act. Olson v. District Court of Salt Lake County, 93 Utah 145, 71 P.2d 529, 534. Acts which exceed defined power of court in any instance. Abelleira v. District Court of Appeal, Third Dist., 17 Cal.2d 280, 109 P.2d 942, 948. A departure by a court from those recognized and established requirements of law, however close apparent adherence to mere form in method of procedure, which has the effect of depriving one of a constitutional right, is an “excess of jurisdiction.” Wuest v. Wuest, 53 Cal.App.2d 339, 127 P.2d 934, 937.
That's the definition of Excess of Jurisdiction in Black's Law Dictionary 6th Edition. Courtesy of Cekhukum.com.