1. Heard Mr. A.D. Choudhury, learned counsel assisted by Mr. T. Chakraborty, learned counsel appearing for the writ petitioner in W.P.(C) No. 4776/2020. Also heard Mr. D. Saikia, learned Sr. counsel assisted by Mr. Bx. Choudhury, learned counsel for the official respondent Nos. 1 to 3.1 have also heard Mr. D. Das, learned Sr. counsel assisted by Ms.T. Parasar, appearing for the respondent No. 4 which is also the writ petitioner in the connected W.P.(C) No. 5067/2020. For the sake of convenience, the facts involved in W.P.(C) No 4476 of 2020 is being referred to for the purpose of disposal of these writ petitions.

2. The facts of the case, in a nutshell, are that the Director of Agriculture, Assam, i.e. the respondent No. 2 herein had issued e-tender notice dated 06-10-2020 inviting bids, in two parts, for procurement of combine harvester under 'CMSGUY' scheme from the manufacturers whose products are enlisted in the list circulated by the Govt, of India, Ministry of Agriculture and Farmers Welfare vide letter dated 18-02-2019. As per the NIT dated 06-10-2020, only those manufacturers possessing a valid Digital Signature Certificate (DSC) and who have registered in the e-procurement