" The relevant portion of section 35 is as below: "No instrument chargeable with duty shall be admitted in evidence for any purpose by any person having by law or consent of parties authority to receive evidence, or shall be acted upon, registered or authenticated by any such person or by any public officer, unless such instrument is duly stamped Provided that (a) any such instrument not being an instrument chargeable with a duty not exceeding ten paise only, or 596 a bill of exchange or promissory note, shall, subject to all just exceptions, be admitted in evidence on payment of the duty with which the same is chargeable, or, in the case of an instrument, insufficiently stamped, of the amount required to make up such duty, together with a penalty of five rupees, or, when ten times the amount of the proper duty or deficient portion thereof exceeds five rupees, of a sum equal to ten times such duty or portion.