law: Arms Act, 1959
  9. Prohibition of acquisition or possession
  
  by, or of sale or transfer to young persons and certain other persons of fire
  
  arms, etc,--
  (1) Notwithstanding anything in the foregoing
  
  provisions of this Act-
  (a) no person,--
  ( i )
  
  who has not completed the age of [twenty-one years], or
  (ii) who has been sentenced
  
  on conviction of any offence involving violence or moral turpitude to
  
  imprisonment for [ [ Note: Subs. by Act 25 of 1983, s. 5 (w.e.f . 22-6-1983) ] any terms] at any time during a
  
  period of five years after the expiration of the sentence, or
  (iii) who has been
  
  ordered to execute under Chapter VIII of the [ [ Note: Subs. by Act 25 of
  
  1983, s. 5 ( w.e.f . 22-6-1983) ] Code of Criminal
  
  Procedure, 1973 (2of 1974)] a bond for keeping the peace or for good behavior,
  
  at any time during the term of the bond.
  Shall acquire, have in
  
  his possession or carry any firearm or ammunition;
  (b) no person shall
  
  sell or transfer any firearm or ammunition to , or convert, repair, test or
  
  prove any firearm or ammunition for, any other person whom he knows, or has reason
  
  to believe-
  ( i )
  
  to be prohibited under clause (a) from acquiring, having in his possession or
  
  carrying any firearm
  or ammunition, or
  (ii) to be of unsound
  
  mind at the time of such sale or transfer, or such conversion, repair, test of
  
  proof.
  (2) Notwithstanding anything in sub-clause (I)
  
  of clause (a) of sub-section (1), a person who has attained the prescribed age
  
  - limit may use under prescribed condition such firearms as may be prescribed
  
  in the course of his training in the use of such firearms:
  Provided that different age -limits may be
  
  prescribed in relation to different types of firearms.