Chakradhari Sharan Singh, J.—Heard learned counsel for the parties.

2. The petitioners have filed these writ applications challenging an order of the Principal Secretary, Education Department, Government of Bihar issued vide Memo. No. 465 dated 22.11.2016 whereby their representations for regularization/absorption of their services in the Research and Training sub-cadre in the Bihar Education Service has been rejected. They want this Court to hold that they are entitled by way of right to be included permanently in the said sub-cadre of Research and Training in Bihar Education Service, on the post of Lecturer/Teaching Educators, as they had been earlier declared successful by a selection committee after a series of tests pursuant to an advertisement dated 17.05.2012 for the posts in question.

3. As material facts in these applications are parallel and they involve common issues, they have been heard together and are being disposed of by the present common judgment and order.

4. There are 102 petitioners in C.W.J.C. No.3846 of 2017, two in C.W.J.C. No. 10679 of 2017 and five in C.W.J.C. No. 718 of 2019.

5. Briefly stated, admitted facts, as has emerged from the pleadings and other materials on record are that the petitioners were appointed as Assistant Teachers on different dates and in different years in different Government Primary and Secondary Schools. They held Postgraduate qualification of M.Ed. or M.A. in Education, which according to them, is equivalent to M.Ed. The Research and Training Directorate of Education Department, Government of Bihar had come out with a notice for preparation of a panel for posting, in various District Institutes of Education and Training (DIET), Teachers Training Colleges and Primary Teachers Training Colleges, as Principals and Lecturers. For the said purpose, applications were invited from the members of the Bihar Education Service, (Administrative Cadre), Subordinate Education Service Cadre and other Officers and Teachers working in Government Primary, Secondary and Higher Secondary Schools. The said notice prescribed qualification for the aspirants willing to be empanelled in the light of the said notice. It was clarified by way of a note at the bottom of the said notice that the applications were being invited only for the purpose of empanelment of the officers and teachers having requisite qualification which did not mean that the applicants shall be posted in Training Colleges. The petitioners submitted their applications for empanelment. 294 applicants including these petitioners were shortlisted. Thereafter, the Director (Research and Training) Department of Education requested the Director, Primary Education to handover the services of the Teachers so empanelled to the Research and Training Directorate. The shortlisted candidates were made to participate in a workshop of Development Needs Analysis (hereinafter referred to as ‘the D.N.A. Test’) for selection from the shortlisted candidates for deputation in the college of Teacher Education, District Institute of Teachers Education and Primary Teachers Education Colleges. The workshop for D.N.A. was organized in two stages. The petitioners were relieved to participate for the said D.N.A. Test. A total number of 170 eligible candidates were declared successful, including these petitioners and were thus empanelled. Thereafter, the Education Department, Government of Bihar issued a letter dated 05.06.2013 addressed to all the aspirants to the effect that a total of 170 Teachers had been identified for posting on the basis of deputation in Education Training Colleges. The candidates so identified were allowed to exercise three options for their posting against vacant posts, on the departmental website or by hand, within seven days. The petitioners exercised their options and accordingly a total number of 150 candidates were posted as lecturers on deputation basis in different District Education and Training Institutes and Primary Teachers Edu