23. (1) Every person who passes the qualifying examination in the Unani or Ayurvedic system of medicine from a recognised institution may apply under section 22 for registration in Category A of the respective register. (2) The Unani and Ayurvedic institutions specified in the Schedule shall be recognised institutions. (3) The Board may, with the approval of the Government, by notification in the official Gazette, include any foreign Unani or Ayurvedic institution in Part B of the Schedule.