I am a retired Assistant Commissioner of Police of Kolkata Police Force.I have served in almost all the departments of Kolkata Police. At present after my superannuation about 3 year ago, I am  practicing Criminal and Service law and also act as the Defence Assistant in Kolkata Police and West Bengal Police including Vigilance Commission. I have penchant to explore new avenues of legal world.  My firm's name is Z.Rahman& Associates with its office at 14 Hare Street Kolkata.