Article 352 states that if the President is satisfied that a grave emergency exists whereby the security of India or of any part of the territory thereof is threatened, whether by war or external aggression or armed rebellion, he may, by Proclamation, make a declaration to that effect in respect of the whole of India or of such part of the territory thereof as may be specified in the Proclamation.
However, Article 352 (4) states that every Proclamation issued under this article shall be laid before each House of Parliament and shall, except where it is a Proclamation revoking a previous Proclamation, cease to operate at the expiration of one month unless before the expiration of that period it has been approved by resolutions of both Houses of Parliament.
Further, Article 352 (5) states that a Proclamation so approved shall, unless revoked, cease to operate on the expiration of a period of six months from the date of the passing of the second of the resolutions approving the Proclamation under clause (4).
Article 353 states that while a Proclamation of Emergency is in operation, then the executive power of the Union shall extend to the giving of directions to any State as to the manner in which the executive power thereof is to be exercised.
Article 356 states that if the President, on receipt of a report from the Governor of a State or otherwise, is satisfied that a situation has arisen in which the Government of the State cannot be carried on in accordance with the provisions of this Constitution, then he (the President) may issue state emergency.
Article 356 (3) states that every Proclamation under this article shall be laid before each House of Parliament and shall, except where it is a Proclamation revoking a previous Proclamation, cease to operate at the expiration of two months unless before the expiration of that period it has been approved by resolutions of both Houses of Parliament.
Further, Article 356 (4) states that a Proclamation so approved shall, unless revoked, cease to operate on the expiration of a period of six months from the date of issue of the Proclamation.
Article 357 states that where by a Proclamation issued under clause (1) of Article 356, it has been declared that the powers of the Legislature of the State shall be exercisable by or under the authority of Parliament.
Article 359 states that where a Proclamation of Emergency is in operation, the President may by order declare that the right to move any court for the enforcement of such of the rights conferred by Part III (except articles 20 and 21) as may be mentioned in the order and all proceedings pending in any court for the enforcement of the rights so mentioned shall remain suspended for the period during which the Proclamation is in force or for such shorter period as may be specified in the order.
