The constitutional provisions in India on the subject of distribution of legislative powers between the Union and the States are defined primarily under its articles 245 and 246.
The Seventh Schedule to the Constitution of India specifies the allocation of powers and functions between the Union and the State legislatures.
The schedule also spells out a Concurrent list embodying a total of 47 subjects on which both the Union parliament and the state legislatures are empowered to legislate, though this is subject to the other provisions of the constitution that give precedence to the union legislation over that of the states.
The Union Government or Parliament of India has exclusive power to legislate on matters relating to these items.
The respective state governments have exclusive power to legislate on matters relating to these items.