Section 27(2) in The Rajasthan State Pollution Control Board Employees Service Rules and Regulations, 1993
(2)The persons enumerated in column 6 of the Schedules shall be eligible for promotion to posts specified against them in column 2 there of to the extent indicated in column 4 subject to their possessing minimum qualification and experience on the first day of the month of April of the year of selection as specified in column 7.
