law: Parsi Marriage and Divorce Act, I936 
  31. Suits for dissolution
  If a husband or wife
  
  shall have been continually absent from his or her wife or husband for the
  
  space of seven years, and shall not have been heard of as being alive within
  
  that time by those persons who would have naturally heard of him or her, had he
  
  or she been alive, the marriage of such husband or wife may, at the instance of
  
  either party thereto, be dissolved.