Section 57(3) in The M.P. Krishi Upaj Mandi (Mandi Samiti Ka Nirvachan) Rules, 1997
(3)Every ballot paper, before it is issued to a voter and the counterfoil attached thereto shall be stamped on the back with such distinguishing mark as the Presiding Officer may direct and every ballot paper, before it is issued, shall be signed in full on its back by the Presiding Officer.
