The petitioner has passed Limited Departmental Competitive Examination and placed at Serial No.6. Since five vacancies are available, up to Serial No.5 have been selected. The fifth candidate is none other than the third respondent herein. The third respondent has studied Diploma through Distance Education Course of Institution of Mechanical Engineering (India) Mumbai ('IME' in short), which is not under the approved list of AICTE. Under the said circumstances, the petitioner has filed O.A. No.1416 of 2010 on the file of the Central Administrative Tribunal. The Central Administrative Tribunal without considering the contentions put forth on the side of the petitioner has erroneously dismissed O.A.No.1416 of 2010 by way of passing the impugned order, dated 27-11-2012 and in order to quash the same, the present writ petition has been filed.