(1) Where in a suit for infringement of a registered geographical indication the validity of the registration of the geographical indication relating to plaintiff is questioned by the defendant or where in any such suit the plaintiff questions the validity of the registration of the geographical indication relating to defendant, the issue as to the validity of the registration of the geographical indication concerned shall be determined only on an application for the rectification of the register and, notwithstanding anything contained in section 27, such application shall be made to the ¹[High Court] and not to the Registrar.
     (2) Subject to the provisions of sub-section (1), where an application for rectification of the register is made to the Registrar under section 27, the Registrar may, if he thinks fit, refer the application at any stage of the proceedings to the ¹[High Court].