Section 4. Several instruments used in single transaction of sale, mortgage or settlement.

1[(1) Where in the case of any transaction, several instruments are employed for completing the transaction, only the principal instrument shall be chargeable with a duty prescribed for it in Schedule—I and thereafter, each of the other instruments shall be chargeable with a duty of one hundred rupees.] (2) The parties may determine for themselves which of the instruments so employed shall, for the purposes of sub-section (1), be deemed to be the principal instrument : Provided that the duty chargeable on the instrument so determined shall be the highest duty which would be chargeable in respect of any of the said instruments employed. 2[(3)Notwithstanding anything contained in sub-sections (1) and (2), in the case of any issue, sale or transfer of securities, the instrument on which stamp-duty is chargeable under section 9A shall be the principal instrument for the purpose of the section and no stamp duty shall be charged on any other instrument relating to any such transaction.] 3[x x x x].