VETO POWER OF THE PRESIDENT:

        A bill passed by both the houses of the parliament become an act only if president gives an assent  to it. if a bill presented to the president he can take three action on it,

• He may give assent to the bill
• He may withhold assent to the bill
• He may return the bill for reconsideration except money bill (If the bill presented to the president again after second passing in the parliament, he must give assent to the bill)

The president of the India vested with three veto power:

1. Absolute Veto
2. Suspension Veto
3. Pocket Veto

Absolute Veto:

        The president withhold his assent to the bill, then the bill ends and does not become an act. In following two cases president can use this veto power

• When the bill is introduced by the private member (i.e MP not a minister)
• Before president gives his assent to the bill, the present cabinet resigns and new cabinet come into power. In this case newly formed government advises the president not to give an assent to the bill

Suspension Veto:

        The president uses this veto power for reconsideration of bill in the parliament. However if the bill is passed again by the lok shabha & Rajya shabha with or without amendments to the president again, then president must give his assent to the bill.

Pocket Veto:

        In this case the president nor ratifies nor return nor rejects the bill, but keeps the bill for in defenite period. As Indian constitution does not provide any time limit for provide an assent to the bill, the president enjoy this power. But in USA the action has to be taken within 10 days.

Sources : Indian Polity by Laxmikanth