The Narcotic Drugs and Psychotropic Substances Act Court here issued an arrest warrant against Ramasamy, a Deputy Superintendent of Police, for not appearing in court for hearings. It is learnt that the DSP was with the Narcotics Intelligence Bureau in March 2010 when his team seized 300 kg of marijuana and arrested four persons in Erode district. The DSP got transferred to Namakkal and did not appeal in court over the last three months, despite repeated summons.