Kolkata/IBNS, Dec. 3 -- In a significant correction, the Election Commission of India (ECI) on Tuesday revised its earlier figure of 2,280 West Bengal polling booths-where enumeration forms indicated no voter had died or shifted in the last 20 years-to 480, according to media reports.

During the ongoing Special Intensive Revision (SIR), the unusually high number of booths with "zero change" had triggered suspicion, prompting the poll body to order a probe. After district officials were asked to recheck data on dead, duplicate, or untraceable voters, the number was sharply revised.

South 24 Parganas reported the highest number of such booths at 159. The ECI has also placed booths with unusually low return of enumeration forms under scrut...