Demolition of unauthorised drain.

No person shall, without the written consent of the Municipality first obtained, make or cause to be made, or alter, or cause to be altered, any drain leading into any of the Municipal sewers or drains or into any water-course, street or land vested in the Municipality, and the Municipality may cause any drain, so made or altered, to be demolished, altered, remade or otherwise dealt with at the expenses of the persons making or altering such drain.