(1) The Minister may carry out or authorise the Commissioner to carry out any works, whether or not the works are for the purpose of giving effect to a project.(2) The Minister shall be deemed to have authorised the carrying out of any works required or authorised to be done by an owner, occupier or mortgagee of any land under any agreement made pursuant to this Act.(3) Where any works referred to in this section or in section 13 or section 18 or Part 4A are constructed or used or are proposed to be constructed or used for the purpose of:(a) water conservation, irrigation, water supply or drainage, or(b) the prevention of inundation of land and overflow of water thereon, or(c) changing the course of a river,such works shall be carried out under the authority of an approval under the Water Management Act 2000:
Provided that the Water Administration Ministerial Corporation may, in any case where, in its opinion, the circumstances so warrant, authorise the carrying out of such works without any such approval.
Where any such authority is given the provisions of the Water Management Act 2000 relating to approvals, shall not apply to or in respect of the construction or use of the works referred to in any such authority.