The High Court in Sri Lanka is the only court which exercises the jurisdiction of the court of first instance and the appellate jurisdiction with both civil and criminal jurisdiction.
Article 111 of the Constitution and section 4 of the Judicature Act, No. 2 of 1978 as amended by Act, No. 16 -1989 describes that The High Court must consist of not less than ten and not more than forty Judges. Article 154P of the Constitution provides for the establishment of the Provincial High Courts to which judges are appointed by the Chief Justice from among Judges of the High Court of Sri Lanka
According to the Article 111 of the Constitution as amended by the 17th Amendment - Judges of the High Court are appointed by the President on the recommendation of the Judicial Service Commission made after consultation with the Attorney General and removable by the President and are subject to disciplinary control by the President on the recommendation of the Judicial Service Commission. Age of retirement of the Judges of the High Court is 61 years [Section 6(3) of the Judicature Act, No. 2 of 1978].
The High Courts exercise both the Criminal jurisdiction and the Commercial jurisdiction (through Commercial High Courts). It can conduct a trial by jury or trial at bar and impose any sentence or penalty prescribed by law. Under the 13th amendment to the constitution it has the appellate and re-visionary jurisdiction by way of the Provincial High Court.
The Provincial High Court has been vested with appellate and re-visionary jurisdiction in respect of orders and judgments of the Magistrates Court, Primary Courts, Labour Tribunals, Agrarian Services Commissioners Tribunals within the province.