Tight security arrangments have been in place for Modi's rally in the city following Muzaffarnagr riots.For the first time an Inspector General of Police has been made in charge of a political rally.Former Mumbai Police Commissioner Satyapal Sing is expected to join BJP during Narendra Modi's Rally in Merrut.Satyapal Singh, a 1980 batch IPS official stepped down from his post to fullfill her political dream on Thursday.