JUDGMENT :

Leave granted.

2. The appellants before us are eight retired Assistant Professors and a College Librarian, also superannuated, from the State of Manipur. All of them had superannuated between 28th February 2006 and 31st July 2008. Subsequent to filing of the Petition for Special Leave to Appeal, eleven teaching staffs from different colleges in the same State have taken out an application for impleadment as petitioners. They are allowed to intervene in this appeal.

3. Decision was taken by the Government of India to revise the pay scales of teachers and equivalent cadres in the central universities and this was communicated by the Government of India to the University Grants Commission by a letter of 31st December 2008. The revised scales as per 6th Pay Commission recommendation were to be implemented by the State Governments as well. In the State of Manipur, Manipur Services (Revised Pay) Rules, 2010 were framed in exercise of power conferred under the proviso to Article 309 of the Constitution of India on 5th May 2010. Such Rules were to cover those appointed to Civil