Section 11D(3) in Nagpur rules Relating to the Election of Councillors
(3)The polling officer shall thereafter hold a summary inquiry into the challenge and may for that purpose -(a)require the challenger to adduce evidence in proof of the challenge and the person challenged to adduce evidence in proof of his identity;(b)put to the person challenged any questions necessary for the purpose of establishing his identity and require him to answer them on oath; and(c)administer an oath to the person challenged and any other person offering to give evidence.