The Constitution of India is the supreme law of India. The document lays down the framework demarcating fundamental political code, structure, procedures, powers, and duties of government institutions and sets out fundamental rights, directive principles, and the duties of citizens. There is a clear division of power between the Union and the State Governments. Amendments to the Constitution have to follow the prescribed procedure. The constitution declares India a sovereign, socialist, secular, democratic republic, assuring its citizens justice, equality and liberty, and endeavours to promote fraternity.The Preamble to the Constitution can be invoked to determine the ambit of Fundamental Rights. The Preamble enshrines the values of liberty, equality and justice. Further it has also been regarded as the soul of Indian Constitution.