3. Constitution and incorporation of the Board.—(1) The Central Government shall, by notification in the Official Gazette, constitute for the purposes of this Act, a Board, to be called the National Capital Region Planning Board. (2) The Board shall be a body corporate by the name aforesaid, having perpetual succession and a common seal with power, subject to the provisions of this Act, to contract and shall, by the said name, sue and be sued. (3) The Board shall consist of such number of members, not exceeding twenty-one, as may be prescribed, and unless the rules made in this behalf otherwise provide, the Board shall consist of the following members, namely:— (a) the Union Minister for Works and Housing, who shall be the Chairman of the Board; (b) the Chief Minister of the State of Haryana; (c) the Chief Minister of the State of Rajasthan; (d) the Chief Minister of the State of Uttar Pradesh; (e) the Administrator of the Union territory; (f) eight members, to be nominated by the Central Government, on the recommendation of the participating States and the Administrator of the Union territory: Provided that not more than two members shall be nominated on the recommendation of a participating State, or, as the case may be, the Administrator of the Union territory; (g) three other members, of whom one shall be a person having knowledge and experience in town planning, to be nominated by the Central Government; (h) a full-time Member-Secretary of the Board, to be nominated by the Central Government from amongst officers of, or above, the rank of a Joint Secretary to the Government of India: Provided that no change shall be made in the composition of the Board by rules except with the consent of the Government of each of the participating States and of the Administrator of the Union territory. (4) The terms and conditions of office of the members nominated under clause (f), clause (g) or clause (h) of sub-section (3) shall be such as may be prescribed. 4. Composition of the Planning Committee.—(1) The Board shall, as soon as may be, after the commencement of this Act, constitute a Committee, to be called the Planning Committee, for assisting the Board in the discharge of its functions. 5 (2) The Committee shall consist of such members as may be prescribed and unless the rules made in this behalf otherwise provide, the Committee shall consist of the following members, namely:— (a) the Member-Secretary to the Board, who shall be the ex officio Chairman of the Committee; (b) the Joint Secretary to the Government of India in the Ministry of Works and Housing, in-charge of Housing and Urban Development, ex officio; (c) Secretary-in-charge of Urban Development in each participating State and the Union territory, ex officio; (d) the Vice-Chairman, Delhi Development Authority, ex officio; (e) the Chief Planner, Town and Country Planning Organisation, New Delhi, ex officio; and (f) the Chief Town Planner of each participating State, ex officio. 5. Power to co-opt, etc.—(1) The Board or the Committee may, at any time and for such period as it thinks fit, co-opt any person or persons as a member or members of the Board or of the Committee. (2) A person co-opted under sub-section (1) shall exercise and discharge all the powers and functions of a member of the Board or of the Committee, as the case may be, but shall not be entitled to vote. 6. Vacancies, etc., not to invalidate proceedings of the Board or the Committee.—No act or proceeding of the Board of the Committee shall be invalid merely by reason of— (a) the existence of any vacancy in, or any defect in the constitution of, the Board or the Committee; or (b) any irregularity in the procedure of the Board or of the Committee not affecting the merits of the case.