New Delhi, Aug. 3 -- Criticising the Election Commission of India (ECI) on the ongoing Special Intensive Revision (SIR) exercise, Senior Congress leader P Chidambaram on Sunday questioned as to how poll body come to the conclusion that several lakh voters in Bihar have "permanently migrated" resulting in "deletion" of their names from voters list.

In a post on X, Chidambaram said that mass disenfranchisement is a serious issue and questioned whether any inquiry was done by the ECI to ascertain the "permanently migrated" status of enrolled voters in Bihar.

"How did the ECI come to the conclusion that several lakh persons, whose names are in the current electoral rolls of Bihar, must be excluded because they had "permanently migrated" out...