The counting of votes has begun for by-elections to five Assembly constituencies in Tamil Nadu, Puducherry and West Bengal, and one Lok Sabha seat in Assam. The five Assembly seats where polling was held on Tuesday are Madurantakam and Dharapuram in Tamil Nadu, Thattanchavady in Puducherry, and Rejinagar and Nandigram in West Bengal. The lone Lok Sabha seat that went to polls is Nagaon in Assam.