Section 227(a) in The Mumbai Municipal Corporation Act, 1888
(a)before commencing to construct such drain, the owner of the street shall submit to the Commissioner a plan of the street, bearing the signature of a licensed surveyor in token of its having been made by him or under his supervision, and drawn, to such a convenient scale as the Commissioner shall require, and there shall be shown on such plan the position, course and dimensions of the proposed drain, with a section or sections thereof, and such other particulars in relation thereto as the Commissioner shall deem necessary and require, and no such drain shall be proceeded with without the approval in writing or contrary to the directions of the Commissioner;
