(1) Vacancies in the cadres of posts as mentioned in Schedule-III to the extent as specified in sub-rules(2) and (3)(b) of Rule 15 shall be filled up by promotion in the manner prescribed herein below :
Provided that the Authority may for good and sufficient reasons fill any of the posts for specialized investigation, design, research work temporarily or on tenure by deputation for a specific period as decided by Authority from outside the service if it satisfied that is no suitable officer in the service available for filing the vacancy.
(2) In case of specialization of a member of the service posted in connection with the specialized subject, shall be retained in the same specialized work, on his promotion in the normal course by creation of higher post in the cadre to which he is so promoted, keeping the lower post in abeyance, if the Authority considers that such an Officer cannot be withdrawn from the specialized work due to non-availability of any other officer of the lower or equivalent cadre in the service to perform the specialized work.
(3) Subject to suitability as may be decided by the Board and by the Appointing Authority as set forth in Rule 13 and also subject to possessing qualifications and experience as prescribed hereinafter, an Officer shall be eligible for promotion from one cadre to another of the service.
(4) Subject to suitability, an officer shall be eligible for promotion if he possess the qualification and experience as set forth in Schedule-IV & V below:
a) Executive Engineer/ Project Engineer, b) Assistant Executive Engineer, c) Assistant Town Planner, d) Assistant Engineer, e) Town Planning Assistant, f) Administrative Officer, g) Accounts Officer, h) Assistant Accounts Officer, i) Superintendent, j) Senior Assistant, k) Supervisory Kanango.
General Procedure of Promotion: