Chennai, March 18 -- Turning the heat on the Enforcement Directorate (ED), the ruling DMK on Wedesday knocked the doors of the Madras High Court seeking a direction to the central agency to register cases against former AIADMK Ministers under the Prevention of Money Laundering Act (PMLA) and proceed with the investigation.

With the election process gaining momentum ahead of the April 23 polling, the DMK has charged the ED with dereliction of duty and inaction in proceeding against seven former AIADMK Ministers and party functionaries due to political consideration despite FIRs and materials revealing generation of proceeds of crime.

Now, with assembly elections at hand, DMK Rajya Sabha MP, R Girirajan has filed nine individual petitions i...