5. By issuing Circular dated 04.07.2013, the University invited applications for promotion, from eligible Assistant Professors, Associate professor and Professor (stage 5) under CAS. The first respondent-writ petitioner made an application in response to the said Circular, for promotion to the post of Professor under UGC, CAS. He appeared for interview on 12.08.2014 before the Board of Appointment (BOA), which has recommended his case for promotion and accordingly promotion order was issued on 16.02.2016, promoting the writ petitioner as a Professor, with effect from 28.10.2013, that is, from the date of his eligibility, to the said post. He has been promoted to the post of Professor with effect from 28.10.2013, taking into consideration his past three years of service in previous college, where he worked as Associate Professor. The claim of the first respondent-writ petitioner in the High Court was that as he has completed three years of service in the cadre of Associate Professor from 01.01.2006 to 01.01.2009, as such, he ought to have been considered for promotion under CAS from 01.01.2009 instead of 28.10.2013. During the relevant time, neither he was in the service of the University nor working in any of the constituent Colleges of the University, but he was in