(i) In respect of long duration contracts involving series of transmissions, the exporter should bill their overseas clients periodically, i.e. at least once a month, or on reaching the "milestone" as provided in the contract entered into with the overseas client and the last invoice/bill should be raised not later than 15 days form the date of completion of the contract. It would be in order for the exporters to submit a combined SOFTEX form for all the invoices raised on a particular overseas client, including advance remittances received in a month.

(ii) In respect of contracts involving only one shot operation, the invoice/bill should be raised within 15 days from the date of transmission.

(iii) The exporter should submit SOFTEX form to the concerned official of Government of India at STPI for valuation/certification not later than 30 days from the date of invoice/the date of last invoice raised in a month, as indicated above.

(iv) The invoices raised on overseas clients as at (i) to (iii) above will be subject to valuation of export value declared on SOFTEX form by the designated official of Government of India (cf. paragraph 6D.2 above) and consequent amendment made in the invoice value, if necessary.