Section 23(2)(b) in State Bank of India Employees Pension Fund Regulations, 2014
(b)where the average of monthly substantive salary drawn during the last twelve months' pensionable service is above rupees eight thousand five hundred per month, forty per cent of the average of monthly substantive salary drawn during the last twelve months' pensionable service subject to minimum of rupees four thousand two hundred fifty (pro-rata in the case of part-time employees):