12. Amendment of section 24.

In section 24 of the principal Act, for sub section (1) the following sub-section shall be substituted, namely: — “(1) The Government may, by notification and subject to such conditions as they think fit, exempt members of the armed forces of the Union or of any other armed forces raised or maintained by the Union or attached to or operating with any of its armed forces and the members of the medical or other staff attached to any of the forces aforesaid or any foreign tourists from all or any of the provisions of this Act.” Explanation. —For the purposes of this sub-section` foreign tourist' means any person who is not a citizen of India and who s tays in India for more than twenty-four hours and less than six months for any non-immigrant purpose."