Section 15(2) in Life Insurance Corporation of India Class III and Class IV Employees (Revision of Terms and Conditions of Service) Rules, 1985
(2)Subject to such conditions as may be imposed from time to time, a personal allowance may be granted to employees promoted to a higher cadre in consideration of the loss in remuneration drawn by them in the lower cadre at the time of promotion.Explanation : For the purpose of this rule, the portion of special allowance specified in the proviso to sub-rule (3) of rule 4 and sub-rule (2) of rule 6 shall be treated as part of basic pay.
