K.S. Sidhu, J.-Birla Jute and Industries Ltd. (petitioner 1 herein) is the proprietor of Birla Cement Works Chittorgarh; and M. M. Goswami (petitioner 2 herein) is the Senior Vice-President of Birla Cement Works Chittorgarh. The petitioners filed this application for issue to the State of Rajasthan (respondent 2) and the Rajasthan State Electricity Board (R.S.E.B.) direction, order or writ including writ in the nature of mandamus directing them to supply continuous electric energy of 10824 KVA to the petitioners’ Cement Works at Chittorgarh and to refrain from showing discrimination in favour of M/s. Modi Alkalies and Chemicals Ltd. Alwar (respondent 4) as is being done pursuant to the letter, dated Dec. 20, 1982. The impugned letter which was addressed by the Special Secretary to the Rajasthan Government in the Industries (GR. I) Department to respondent 4 is as under: I am directed to refer to your representation dated the 23rd November, 1982 regarding power supply to your unit being established at Alwar (Rajasthan) and to say that considering the special circumstances of your Company, it has been decided that in case power cuts become unavoidable, you will be given on c