Section 12(1) in Assam Agricultural Engineering Service Rules, 1983
(1)All vacancies in the cadres of Chief Engineer, Agriculture, Superintending Engineer, Agriculture, and Executive Engineer, Agriculture shall be filled by promotion :Provided that Government may for good and sufficient reasons fill any of the posts temporarily or on tenure by transfer or deputation from outside the service if they are satisfied that there is no suitable officer in the service available for filing the vacancy.
