Section 5(1)(b) in The U.P. Entertainment and Betting Tax Inspectors Service Rules, 1982
(b)by promotion from amongst the permanent Senior Clerks in the [scale] [For latest pay scale, please see current G.O.] of Rs. 430-685 and Stenographers in the scale of Rs. 515-840 of the ministerial establishment of the Entertainment and Betting Tax Department who have held any of the ministerial posts for a continuous period of not less than five years on the first day of the year of recruitment :