The Indian Constitution (PART I: THE UNION AND ITS TERRITORY)

Article-1

Name and territory of the Union.


Article-2

Admission or establishment of new States.


Article-2A 

[Repealed.]


Article-3 

Formation of new States and alteration of areas, boundaries or names of existing States.

Article-4 

Laws made under articles 2 and 3 to provide for the amendment of the First and the Fourth Schedules and supplemental, incidental and consequential matters.