1. This petition, under Article 227 of the Constitution of India, is directed against the order dated 22.4.17 passed by the State Transport Appellate Tribunal, Gwalior in Revision No. 90/17.

2. Facts relevant and necessary for disposal of this petition are in narrow compass.

3. Petitioner holds an inter-state stage carriage permit from Satna to Kanpur issued under section 88 of the Motor Vehicles Act, 1988 (for short "the Act"). Such permits are required to be countersigned by both the States under section 88(1) of the Act, second proviso to which provides for corridor passage and reads as under:-

"Provided further that where both the starting point and the terminal point of a route are situate within the same State, but part of such route lies in any other State and the length of such part doesnot exceed sixteen kilometers, the permit shall be valid in the other State in respect of that part of the route which is in that other State notwithstanding that such permit has not been countersigned by the State Transport Authority or the Regional Transport Authority of that other State"

4. There is an inter-state agreement (Annexure P-3) between the State of Madhya Pradesh and the Sta