(a) a licence under section 3 where the licence is required- -
(i) by a citizen of India in respect of a smooth bore gun having a barrel of not less than twenty inches in length to be used for protection or sport or in respect of a muzzle loading gun to be used for bona fide crop protection: Provided that where having regard to the circumstances of any case, the licensing authority is satisfied that a muzzle loading gun will not be sufficient for crop protection, the licensing authority may grant a licence in respect of any other smooth bore gun as aforesaid for such protection, or
(ii) in respect of a point 22 bore rifle or an air rifle to be used for target practice by a member of a rifle
club or rifle association licensed or recognised by the Central Government;