1. General emergency: If the President is satisfied that a grave emergency exists where by the security of India is threatened, either by war or by external aggression or armed rebellion, the President can proclaim this emergency. The President can do this only after getting the approval in writing of the Union Cabinet.
2. State emergency: If the President, on receipt of a report from the governor or otherwise, is satisfied that the governance of a State cannot be carried on in accordance with the provision of the Constitution, he may bdeclare an emergency in the State.
3. Financial emergency: If the President is satisfied that a situation has arisen whereby the financial stability or credit of the nation is threatened, he can declare financial emergency.