New Delhi, Sept. 23 -- Opposition parties on Wednesday stepped up their attack on the Election Commission of India (ECI) and Chief Election Commissioner Gyanesh Kumar, demanding his immediate removal and greater scrutiny of the functioning of the poll panel after a report that Election Commissioners Sukhbir Singh Sandhu and Vivek Joshi had formally raised objections on several occasions to decisions concerning voter registration, deletion and restoration of names, changes to Form 6 and the management of electoral-roll data.

The political confrontation followed an investigation by The Indian Express, which reported that Sandhu and Joshi had recorded objections at least 14 times over a 10-month period to decisions and orders which they said ...