Section 12(1) in The Assam Agricultural Service Rules, 1980
(1)Vacancies in the cadres of Additional Director, Joint Director, Deputy Director, Subject Matter Specialist and Sub-divisional Agricultural Officer to the extent as specified in sub-rules (2) and (3) of Rule 5 shall be filled by promotion in the manner prescribed herein below:Provided that the Government may for good and sufficient reasons fill any of the posts for specialised investigation, design and research work temporarily or on tenure by transfer or deputation from outside the service, if it is satisfied that there is no suitable officer in the service available filling the vacancy.
