Jasti Chelameswar, J.

1. These three writ petitions, namely, WP (C) Nos. 2103 of 2007, 4340 of 2006 and 2084 of 2007, were directed to be heard together by a common order of this Court dated 7.5.07 as these writ petitions raise certain common questions of law regarding the validity of the Rules framed by the State of Assam in the context of prescribing eligibility criteria for participating in Common Entrance Examination conducted by the State for selection of candidates for admission into professional courses like medicine, engineering and dental sciences.

2. The undisputed facts are that the State of Assam conducts a Common Entrance Examination for the purposes of selecting students for pursuing the abovementioned courses. The conduct of such Common Entrance Examination insofar as it pertains to MBBS/BDS are concerned is governed by the Rules framed by the State of Assam called The Medical Colleges of Assam, Regional Dental College, Guwahati and Govt. Ayurvedic College, Guwahati Regulation of Admission of Undergraduate Students Rules, 2007. Insofar as the engineering courses are concerned, admittedly no separate set of Rules have been framed by the State of Assam. But the n