law: Sashastra Seema Bal Act, 2007 
  89.  Trial, etc., of offender who ceases to be
  
  subject to this Act.
  1.       Where
  
  an offence under this Act had been committed by any person while subject to
  
  this Act, and he has ceased to be so subject, he may be taken into and kept in
  
  Force custody and tried and punished for such offence as if he continued to be
  
  so subject.
  2.       No such
  
  person shall be tried for an offence, unless his trial commences within six
  
  months after he had ceased to be subject to this Act:
  Provided that nothing contained in this sub-section shall apply
  
  to the trial of any such person for an offence of desertion or for any of the
  
  offences mentioned in section 19 or shall affect the jurisdiction of a criminal
  
  court to try any offence triable by such court as well as by a Force Court.