law: Sashastra Seema Bal Act, 2007 
  54.  Retention in the Force of a person
  
  convicted on active duty.
  When on active duty an enrolled person has been sentenced by a
  
  Force Court to imprisonment whether combined with dismissal or not, the
  
  prescribed officer may direct that such person may be retained to serve in the
  
  ranks, and such service shall be reckoned as part of his term of imprisonment.