A.Kabir, J. - (1.) The petitioners claim to be working as operating Assistants in the Operation Power House (Mechanical) in the Kolaghat Thermal Power Station under the West Bengal Power Development Corporation Limited, hereinafter referred to as "the Corporation", and their services are said to be governed by the Employees' Service Regulations framed by the said Corporation.
(2.) It appears that the Corporation framed the West Bengal Power Development Corporation Limited Employees' Promotion/Recruitment Rules, 1990, here inafter referred to as the "1990 Rules", which came into operation on and from 21st August, 1990.
(3.) The said Rules, inter alia, provide that 80% of vacancies in the post of senior Operating Assistant are to be filed up on seniority-cum-merit basis from amongst departmental candidates having passed LME/LEE/B.Sc. examination with specific training/experience of not less than one year or more as may be fixed by the Corporation.;