Section 13 in Haryana Municipal Drainage and Sanitation Bye-laws, 1977
13. Connection with public sewer.
(1)Every drain discharging into a public sewer shall join the sewer obliquely in the direction of flow of the sewer.(2)If practicable the connection shall be made at an existing junction in the sewer or there shall be an intercepting manhole before the connection, when such manhole has been required by the committee by a general or, special order.
