1. Since common questions of law and facts are involved, all the writ petitions are taken up together for disposal by this common judgment on the consent of learned counsels appearing for the parties.

2. The facts, in a nut shell, as enumerated in WP(C) No. 686 of 2023, being taken as lead case, are set out separately here - in - below for convenience:
WP(C) No.686 of 2023:
The petitioner being a Government Contractor and Supplier for the last 20 years has been executing various transportation contracts successfully for carrying food grains / allied materials within and outside the State of Tripura under the Food Corporation of India, the respondents herein. In response to a Notice Inviting Tender, issued by the respondents - FCI she was awarded transport contract for two years for loading / unloading and handling contract at F