46. Power to delegate. -Subject to the provisions of this Act and the rules made thereunder, the Committee may, by general or special order in writing, with the prior appro val of the Central Government, delegate to any member or Chief Executive Officer o n the Committee, and subject to such conditions and limitations, as may be specified in the order, such of its powers under this Act (except the powers to make bye -laws under section 45) as it may deem necessary.