Why is Special Intensive Revision (SIR) crucial for India's future growth? SIR, which stands for Special Intensive Revision, is a special campaign under which the Election Commission thoroughly verifies, corrects, and updates the electoral rolls (voter list) of a state or a region. This includes door-to-door verification, matching names with all records, removing duplicate names, and adding new eligible voters. This process is done under Section 21 of the Representation of th