FINANCE, PROPERTY, CONTRACTS AND SUITS
Article 298: Power to carry on trade, etc
The executive power of the Union and of each State shall extend to the carrying on of any trade or business and to the acquisition, holding and disposal of property and the making of contracts for any purpose: Provided that —
(a) the said executive power of the Union shall, in so far as such trade or business or such purpose is not one with respect to which Parliament may make laws, be subject in each State to legislation by the State; and
(b) the said executive power of each State shall, in so far as such trade or business or such purpose is not one with respect to which the State Legislature may make laws, be subject to legislation by Parliament.
About Constitution of India
WE, THE PEOPLE OF INDIA, having solemnly resolved to constitute India into a SOVEREIGN SOCIALIST SECULAR DEMOCRATIC REPUBLIC and to secure to all its citizens: JUSTICE, social, economic and political; LIBERTY of thought, expression, belief, faith and worship; EQUALITY of status and of opportunity; and to promote among them all FRATERNITY assuring the dignity of the individual and the unity and integrity of the Nation; IN OUR CONSTITUENT ASSEMBLY this twenty-sixth day of November, 1949, do HEREBY ADOPT, ENACT AND GIVE TO OURSELVES THIS CONSTITUTION