On the death of a subscriber on or before 30th September, 1991 and to whom Rule 24 does not apply, the person entitled to receive the amount standing to the credit of the subscriber shall be paid by the Accounts Officer an additional amount equal to the average balance in the account during the 3 years immediately preceding the death of such subscriber subject to the conditions that-
(a) the balance at the credit of such subscriber shall not at any time during the three years preceding the month of death have fallen below the limits of-
(i) Rs 4000 in the case of a subscriber who has held for the greater part of the aforesaid period of three year, a post the maximum of the pay scale of which is Rs 1300 or more in the pre-revised scale;
(ii) Rs 2500 in the case of a subscriber who has held, for the greater part of the aforesaid period of three years, a post of the maximum of the pay scale of which is Rs 900 or more but less than Rs 1300 in the pre-revised scale;
(iii) Rs 1500 in the case of a subscriber who has held, for the greater part of the aforesaid period of three years, a post the maximum of the pay scale of which is Rs 291 or more but less than Rs 900 in the pre-revised scale;
(iv) Rs. 1000 in the case of a subscriber who has held, for the greater part of the aforesaid period of three years, a post the maximum of the pay scale of which is less than Rs 291 in the pre-revised scale.
(b) the additional amount payable under this rule shall not exceed Rs 10,000;
(c) the subscriber has put in at least five years service at the time of his death.