Section 28(8)(c) in Rajasthan Rural Development and Panchayati Raj State and Subordinate Service Rules, 1998
(c)if promotion is from different categories of posts carrying different pay scales, eligible persons in the higher pay scale shall be considered for promotion first and if no suitable person is available for promotion on the basis of merit in the higher pay scale then only the eligible persons of other categories of posts in lower pay scales shall be considered for promotion and so on and so forth. The zone of consideration for eligibility of this case shall be limited to five senior most eligible persons in all.