Section 81(4) in The U.P. Water Supply and Sewerage Act, 1975
(4)It shall be lawful for any officer authorised in this behalf by the Nigam or a Jal Sansthan to make any entry into any place to open or cause to be opened any door, gate or other barrier -(a)if he considers the opening thereof necessary for the purpose of such entry; and(b)if the owner or occupier is absent or being present refuses to open such door, gate or barrier.
