law: Marine Insurance Act, 1963 
  25. What policy must specify
  A marine policy must
  
  specify-
  (1) the name of the
  
  assured, or of some person who effects the insurance on his behalf;
  (2) the subject-matter
  
  insured and the risk insured against;
  (3) the voyage, or
  
  period of time, or both, as the case may be, covered by the insurance;
  (4) the sum or sums
  
  insured;
  (5) the name or names of
  
  the insurer or insurers.