The Supreme Court is the apex institution of the adjudication system and constitutional body in Bangladesh. The Constitution mandates its functions and jurisdictions. It performs functions and duties not as a servant of the government but performs constitutional functions as a guardian to uphold the Constitutionalism, secure the Constitutional guarantee of the citizens’. It has unique and extraordinary inherent jurisdictions like writ, taking action for doing complete justice, review of its own decision, punish to contemnor, settle issues arise under the Constitutional interpretation, providing perfect direction of unambiguous law, and provide advice. This paper analyzes the momentous issue of jurisdiction and functions of the Supreme Court from the legal and economic aspects with highlighting the efficiency of the apex court. It also examines with particular consideration of contempt of court matter.