Article 357 of Constitution of India "Exercise of legislative powers under Proclamation issued under Article 356"
(1) Whereby 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, it shall be competent-
(a) for Parliament to confer on the President the power of
the Legislature of the State to make laws, and to authorise
the President to delegate, subject to such conditions as he
may think fit to impose, the power so conferred to any other
authority to be specified by him in that behalf;
(b) for Parliament, or for the President or other
authority in whom such power to make laws is vested under
sub-clause (a), to make laws conferring powers and imposing
duties, or authorising the conferring of powers and the
imposition of duties, upon the Union or officers and
authorities thereof;
(c) for the President to authorise when the House of the
People is not in session expenditure from the Consolidated
Fund of the State pending the sanction of such expenditure
by Parliament.
(2) Any law made in exercise of the power of the Legislature of the State by Parliament or the President or other authority referred to in sub-clause (a) of clause (1) which Parliament or the President or such other authority would not, but for the issue of a Proclamation under Article 356, have been competent to make shall, after the Proclamation has ceased to operate, continue in force until altered or repealed or amended by a competent Legislature or other authority.
Article 358 of Constitution of India "Suspension of provisions of Article 19 during emergencies"
(1) While a Proclamation of Emergency declaring that the
security of India or any part of the territory thereof is
threatened by war or by external aggression is in operation,
nothing in Article 19 shall restrict the power of the State
as defined in Part III to make any law or to take any
executive action which the State would but for the
provisions contained in that Part be competent to make or to
take, but any law so made shall, to the extent of the in
competency, cease to have effect as soon as the Proclamation
ceases to operate, except as respects things done or omitted
to be done before the law so ceases to have effect:
Provided that where such Proclamation of Emergency is in
operation only in any part of the territory of India, any
such law may be made, or any such executive action may be
taken, under this Article in relation to or in any State or
Union territory in which or in any part of which the
Proclamation of Emergency is not in operation, if and in so
far as the security of India or any part of the territory
thereof is threatened by activities in or in relation to the
part of the territory of India in which the Proclamation of
Emergency is in operation.
(2) Nothing in clause (1) shall apply-(a) to any law which
does not contain a recital to the effect that such law is in
relation to the Proclamation of Emergency in operation when
it is made; or (b) to any executive action taken otherwise
than under a law containing such a recital.