Section 29A(1) in The Delhi Municipal Corporation Act, 1957
(1)No person, other than the returning officer, the presiding officer, any police officer and any other person appointed to maintain peace and order at a polling station who is on duty at the polling station, shall, on a polling day, go armed which arms, as defined in the Arms Act, 1959 (54 of 1959), of any kind within the neighbourhood of a polling station.