For the purposes of sub-clause (a) of clause (4), and sub-clause (c) of clause (7), of article 22 of the Constitution,--

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(a) the Central Government and each State Government shall, whenever necessary, constitute one or more Advisory Boards each of which shall consist of a Chairman and two other persons possessing the qualifications specified in sub-clause (a) of clause (4) of article 22 of the Constitution;

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(b) save as otherwise provided in section 9, the appropriate Government shall, within five weeks from the date of detention of a person under a detention order make a reference in respect thereof to the Advisory Board constituted under clause (a) to enable the Advisory Board to make the report under sub-clause (a) of clause (4) of article 22 of the Constitution;

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(c) the Advisory Board to which a reference is made under clause (b) shall after considering the reference and the materials placed before it and after calling for such further information as it may deem necessary from the appropriate Government or from any person called for the purpose through the appropriate Government or from the person concerned, and if, in any particular case, it considers it essential so to do or if the person concerned desires to be heard in person, after hearing him in person, prepare its report specifying in a separate paragraph thereof its opinion as to whether or not there is sufficient cause for the detention of the person concerned and submit the same within eleven weeks from the date of detention of the person concerned;

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(d) when there is a difference of opinion among the members forming the Advisory Board, the opinion of the majority of such members shall be deemed to be the opinion of the Board;

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(e) a person against whom an order of detention has been made under this Act shall not be entitled to appear by any legal practitioner in any matter connected with the reference to the Advisory Board, and the proceedings of the Advisory Board and its report, excepting that part of the report in which the opinion of the Advisory Board is specified, shall be confidential;

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(f) in every case where the Advisory Board has reported that there is in its opinion sufficient cause for the detention of a person, the appropriate Government may confirm the detention order and continue the detention of the person concerned for such period as it thinks fit and in every case where the Advisory Board has reported that there is in its opinion no sufficient cause for the detention of the person concerned, the appropriate Government shall revoke the detention order and cause the person to be released forthwith.

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In this Act, unless the context otherwise requires,--

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(a) "appropriate Government" means, as respects a detention order made by the Central Government or by an officer of the Central Government or a person detained under such order, the Central Government, and as respects a detention order made by a State Government or by an officer of a State Government or a person detained under such order, the State Government;

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(b) "detention order" means an order made under section 3;

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(c) "foreigner" has the same meaning as in the Foreigners Act, 1946 (31 of 1946);

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(d) "Indian customs waters" has the same meaning as in clause (28) of section 2 of the Customs Act, 1962;

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(e) "smuggling" has the same meaning as in clause (39) of section 2 of the Customs Act, 1962 (52 of 1962), and all its grammatical variations and cognate expressions shall be construed accordingly;

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(f) "State Government", in relation to a Union territory, means the administrator thereof;

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(g) any reference in this Act to a law which is not in force in the State of Jammu and Kashmir shall, in relation to that State, be construed as a reference to the corresponding law, if any, in force in that State.

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