Bhattacharya, flanked by CPI(M) state secretariat member Rabin Deb, met the state's Chief Electoral Officer here and lodged complaints that there had been "hooliganism and constant threats" by Trinamool Congress workers against Left Front supporters to disrupt their campaigning.
"We demand that all booths in the constituency be declared "hyper sensitive" by the EC, which should ensure full security to the voters for a free, fair and peaceful election there on June 2," he said.
Bye-election to the Howrah Lok Sabha seat has been necessitated by the death of Ambica Banerjee (Trinamool Congress) with the main contest likely to be among Prasun Banerjee (TMC), Sanatan Mukherjee (Congress) and Sridip Bhattacharya (CPI-M).