The judiciary interprets the constitution and safeguards the rights of the people.
The primary function of the judiciary is to hear and decide disputes. In accordance with the recognized procedure, the courts determine the facts of a case.
The judiciary interprets laws and applies them to specific cases that come before it.
The judiciary acts as the guardian of the constitution in a federal government. Constitution in a federation is the supreme law of the land.
It is the guardian of civil liberties of the people. It protects individual liberty and also protects people against an arbitrary action of the government.
By interpretation and expansion of existing laws and by deciding cases on the basis of equity for future judicial guidance and reference, the judges create new laws.
In some countries, the courts give advisory opinions when requested to do so, by the executive.
The Supreme Court and High Courts are also empowered to appoint their local officials and subordinate staff. This is an administrative function of the judiciary.