1. The petitioners were appointed as Grade II Police Constables in Armed Reserve, Chennai City, by order dated 25.05.1988. They were promoted as Lance Naiks on 25.3.1993. The petitioner in W.P.No.13585 of 2007 was promoted as Head Constable temporarily and he joined as temporary Head Constable on 1.1.1998. The petitioner in W.P.No.13584 of 2007 was promoted as temporary Head Constable on 30.5.1998. Both the petitioners were regularised as Head Constables with effect from 30.06.1999.

2. The 'C' list of Head Constables fit for promotion as Sub-Inspector of Police (Armed Reserve) for the year 2002 was issued by order dated 29.03.2003. By an order dated 21.02.2003, the Director General of Police issued instructions to convene Range Promotion Board for the drawal of "C" list of Head Constables (AR) fit for promotion as Sub Inspector of Police (Armed Reserve) for the year 2002. The petitioners participated in the selection process that was conducted by the Range Promotion Board. The Commissioner of Police published the 'C' list of Head Constables (Armed Reserve) fit for promotion as Sub Inspector of Police (Armed Reserve) for the year 2002 and the petitioners' name were includ