Section 27(4)(b) in The Industrial Finance Corporation Act, 1948
(b)after the expiry of the period specified in clause (a),-(i)shall be borne by the Corporation in respect of normal market fluctuations in foreign exchange;(ii)shall be reimbursed by, or paid to, as the case may be, the Central Government in respect of fluctuations other than the normal market fluctuations in foreign exchange.