Power and functions of supreme Court

(i) Original Jurisdiction: The original jurisdiction extends to those cases which the Supreme Court has the authority to hear and decide in the first instance.
(a) Between citizens of the country;
(b) Between citizens and government;
(c)Between two or more state governments; and
(d)Between governments at the union and state level.
(ii) Appellate Jurisdiction: It is the highest court of appeal in civil and criminal cases. It can hear appeals against the decisions of the Courts.
(iii) Advisory Jurisdiction : As the highest court in the country, the Supreme Court gives legal advice to the President of India on any legal or constitutional matter referred to it. However, the advice is not binding on the Supreme Court.
(iv)Guardian of the Constitution:The Supreme Court acts as the guardian and final interpreter of the Constitution. If the government passes any law or issues any order which is in violation of the Constitution, the Supreme Court has the power to declare the law or order unconstitutional.
(v) Guardian of Fundamental Rights: The Supreme Court also acts as a guardian of the fundamental rights of the citizens. When a fundamental right of any citizen is violated by the government or any individual he can seek the protection of the Supreme Court.