What is Article 3 of the Indian Constitution?

Article 3 of the Indian Constitution deals with the formation of new States and alteration of areas, boundaries or names of existing States. In this regard, the Parliament may by law:

• form a new State by separation of territory from any State or by uniting two or more States or parts of States, or by uniting any territory to a part of any State;
• increase the area of any State;
• diminish the area of any State;
• alter the boundaries of any State;
• alter the name of any State; 

Further Reading:

• List of Important Articles in the Indian Constitution
• President of India – Article 52-62
• Functions of the Parliament