Section 19A(1) in All India Services (Death-Cum-Retirement Benefits) Rules, 1958
(1)If the payment of gratuity or death-cum-retirement gratuity has been authorised after three months from the date when its payment became due, and it is clearly established that the delay in payment was attributable to administrative lapses, [interest at the rate prescribed by the Central Government from time to time shall be paid on the amount of gratuity or death-cum-retirement gratuity in respect of the period beyond three months.]