275. (1) If the President is satisfied that a grave emergency exists whereby the security of India is threatened, whether by war or domestic violence, he may by proclamation, make a declaration to that effect.
(2) A proclamation issued under clause (1) of this article (in this Constitution referred to as “a Proclamation of Emergency”)-
(a) May be revoked by a subsequent proclamation;
(b) Shall be laid before each House of Parliament;
(c) Shall cease to operate at the expiration of six months, unless before the expiration of that period it has been approved by resolutions of both Houses of Parliament.
(3) A Proclamation of Emergency declaring that the security of India is threatened by war or by domestic violence may be made before the actual occurrence of war or of any such violence if the President is satisfied that there is imminent danger thereof.