(1) The Authority may, from time to time, set apart such amounts as it thinks fit, as a reserve fund or funds for the purpose of expanding existing facilities or services or creating new facilities or services at any integrated check post or increase of expenditure from transient causes or for purposes of replacement or meeting expenditure arising from loss or damage due to any natural calamity or accident or meeting any liability arising out of any act of omission or commission in the discharge of its functions under this Act:
     Provided that the Authority shall also have the power to establish specific reserves for specific purposes:
     Provided further that the sums set apart annually in respect of each or any of the specific and general reserves and the aggregate at any time of such sums shall not exceed such limits as may, from time to time, be fixed in that behalf by the Central Government.
     (2) After making provision for such reserve fund or funds and for bad and doubtful debts, depreciation in assets and all other matters which are usually provided for by companies registered and incorporated under the Companies Act, 1956 (1 of 1956), the Authority shall pay the balance of its annual net profits to the Central Government.