Section 35C(1) in Haryana Panchayati Raj Election Rules, 1994
(1)The appointment of the polling agent may be revoked by the candidate at any time [-] [The words 'before the commencement of the poll' omitted by Haryana Notification No. GSR 8/HA11/94/s.209/94 dated 24.2.1997.] by a declaration in writing signed by him.