NEW DELHI: The Supreme Court on Monday said that it would not allow any “impediment” in the ongoing special intensive revision (SIR) of electoral rolls in states, Live Law reported. The top court was hearing a group of petitions concerning the West Bengal SIR, including a plea by Mamata Banerjee that, among other issues, challenges the manner in which voters have been categorized in the “logical discrepancy” list.A public interest litigation filed by Sanatani Sangsad, calling for the placement of state police officials under the Election Commission of India until the final electoral roll is published, was also taken up by the bench. In its response, the ECI alleged incidents of violence, intimidation, and interference with SIR-related duties in West Bengal.