Bengaluru, July 30 -- A controversy over Karnataka's electoral roll revision exercise erupted on Thursday after an Electoral Registration Officer (ERO) engaged in the Special Intensive Revision (SIR) was allegedly assaulted during field verification in Bengaluru's Pulakeshi Nagar, raising questions over the safety of officials carrying out election-related duties.

The alleged attack on the poll official triggered a political confrontation, with the BJP accusing the ruling Congress of attempting to intimidate election machinery, while the Congress dismissed the charge as an attempt to politicise the voter roll revision process.

The BJP alleged that the officer was attacked while performing his assigned duty and accused Congress workers ass...