(1) If a public entity making arrangement for ration is to give advance to the supplier after
concluding the procurement contract, it may give an advance up to twenty-five percent of the quoted price against a bank guarantee covering such advance amount which is issued by a commercial bank and has the validity period of at least seven months.
(2) If the sanctioned budget amount is insufficient to give advance pursuant to sub-rule (1), the concerned public entity shall request the concerned Treasury Controller Office to sanction additional amount, and, if so requested, that Office too shall sanction additional amount subject to the approved budget.
(3) The public entity shall recover by the end of the current fiscal year the whole advance amount given pursuant to sub-rule (1) by deducting an amount at the rate of fifty percent from every month's bill of the supplier.
(4) Once the advance amount given to the supplier for the first time has been recovered, the public entity may again give an advance amount of twenty-five percent of the quoted price in the month of Shrawan (mid-August) of the new fiscal year against a security having validity period at least of seven months and shall recover the advance amount so given by the end of the month of Poush (mid-January) of the same fiscal year by deducting such an amount pursuant to sub-rule (3).
(5) The supplier shall stock in his or her warehouse the ration equivalent to the amount of advance given pursuant to sub-rules
(1) and (4).