Section 57C(6) in The Orissa Municipal Delimitation of Wards, Reservation of Seats and Conduct of Election Rules, 1994
(6)The control unit shall be closed and secured and placed in full view of the [Presiding Officer] [Substituted vide O.G.E. No. 1106 dated 7.6.2008.] and the Polling Agents and the balloting unit placed in the voting compartment.