Plant Breeder s Rights [ No. III of 2007 267 (c) providing for the arbitration of disputes in connection with the terms and conditions ofthe compulsory licence; and (d) requiring the licensee to refer specified matters 10 the Institute for determination. 48. (1) A compulsory licence remains in force for the period specified in the licence and may be renewed or varied on payment to the Institute of such fees as may be prescribed. Duration of compulsory licence (2) The Registrar shall, in determining the duration of a Licence have regard to the gestation period of a variety and any other factors relevant for purposes of this Act. 49. A licence is not capable of being bought, sold, .leased, mortgaged or charged or in any manner assigned, demised or encumbered. Licence not transferable 50. (1) The Registrar may revoke a licence or reject an application where- Revocation oflicence (aJ the licensee contravenes any terms or conditions of the licence; (b) it is not appropriate to grant or continue the licence in the public interest; or (c) the licence is a subject of any complaint by the public and affects the national food security, public health and the environment. (2) The Registrar shall not revoke a licence without giving the licensee an opportunity of being heard before the revocation. 51. A licensee may, by notice in writing to the Registrar, surrender a licence. Surrender of licence 52. The Registrar shall where the Registrar grants, renews, rejects or revokes a licence notify the public in the Gazette. of grant, Publication renewal, etc PART VI APPEALS 53. (I) A person who is aggrieved by any decision of the Registrar or the Institute under this Act may, within thirty days of the receipt of the decision of the Registrar or the Institute as the case may be, appeal to the Appeals Board. (2) An appeal under subsection (1) shall be made in the prescribed manner and form. 54. (I) Subject to subsection (2), the Minister shall, .for the purpose of hearing and determining an appeal, appoint an Appeals Board comprising ofthree members of whom-- Appeal against decision of Registrar or Institute Appeals Board