(1) The export agency shall, at such time as it thinks fit, make to the owners who have delivered sugar to it under this Act, payments determined in accordance with the provisions hereinafter in this section contained.
    (2) From the total sale proceeds in respect of the quantity fixed for export under section 4 for any year, there shall be deducted the total expenditure incurred by the export agency in respect of the sugar, whether by way of administrative expenses or otherwise, and the balance shall be apportioned among the owners in proportion to the quantity of sugar delivered by them respectively during that year.
    (3) In making any distribution under this section, the export agency shall make such adjustments as may be necessary having regard to the grade of sugar delivered by any owner, the adjustments being made on the basis of sugar of ISS-E-29 grade and with reference to the price differential schedule for different grades of sugar which the Central Government may, by notification in the Official Gazette, publish in this behalf.
    (4) Notwithstanding anything contained in this section and subject to the rules which may be made in this behalf, the export agency may make on account payments to owners against documents of delivery of sugar furnished by them, and such payments shall be adjusted at the time of final payment.