Section 175(1) in The Gujarat Provincial Municipal Corporations Act, 1949
(1)For the purpose of ventilating any drain or cesspool, whether belonging to the Corporation or to any other person, the Commissioner may erect upon any premises or affix to the outside of any building or to any tree any such shaft or pipe as shall appear to the Commissioner necessary and cut through any projection from any building including the eaves of any roof thereof in order to carry up such shaft or pipe through any such projection and lay in, through, or under any land such appliances as may in the opinion of the Commissioner be necessary for connecting such ventilating shaft or pipe with the drain or cesspool intended to be ventilated.