Section 5(10) in The Indian Forest Service (Pay) Rules, 2016
(10)On promotion from one grade to another in the Service, a member of the Service shall have an option to get his pay fixed in the Level of the higher post either from the date of his promotion or from the date on which he subsequently earns an increment in the lower scale in the manner provided in the relevant sub-rule above; in the latter case, on the date of promotion, pay in the Level of Pay Matrix shall be fixed as the same in the lower post, with further re-fixation to be done in the manner provided in relevant sub-rules with effect from the 1st day of January or the 1st day of July, the date of accrual of the next increment in the lower scale.
