Common Judgment: (D. Murugesan, J.)

The above writ appeals raise common questions for adjudication. Hence, they are taken up together for disposal by this order.

2. The appellants, in all the writ appeals, are the stage carriage operators in Tiruchirappalli town operating on certain routes under valid permits. The respective first respondent, in all the writ appeals, are the grantees of mini bus permits to ply on the routes in which the appellants are also plying their vehicles. For convenience, the appellants will be hereinafter referred to as the “persons aggrieved” and the respective first respondent will be hereinafter referred to as the “grantees” of the permits.

3. Pursuant to the policy decision of the Government of Tamil Nadu, modifying the approved scheme, it enabled the Regional Transport Authorities to grant a maximum of 250 mini bus permits for every revenue district. The grantees were granted mini bus permits for different routes. The persons aggrieved, invoking Section 90 of the Motor Vehicles Act, 1988 (hereinafter referred to as the “Act”), filed revision petitioners before the State Transport Appellate Tribunal (hereinafter referred to as the “Tribunal”) q