DMK announced candidates for Muthialpettai, Mannadipattu, Urulayanpettai, Uppalam, Mangalam, Muthaliyarpettai, Karaikkal South, Thattanchavady and Neravi-Thiru-Pattinam.
It fielded A Geetha Anandan from Neravi-Thiru-Pattinam, where she lost to VMC Sivakumar, who had then fought as an Independent in last election. He had recently joined AIADMK and is seeking re-election from the constituency.
As per the seat-sharing agreement between Congress and DMK, Congress will contest from 21 seats and DMK from nine. Polling to 30 Assembly seats in Puducherry will be held on May 16.