Section 231 of the Principal Act is amended as follows:

(a) by omitting from subsection (1) "The" and substituting "Subject to subsection (3) , the" ;

(b) by inserting the following subsections after subsection (2) :

(3)  If an instrument is lodged with the Commissioner for stamping and the person who lodged it is authorised to deal with that instrument in accordance with the conditions of an approval given under Part 6 of the Taxation Administration Act 1997 , the Commissioner may –

(a) assess the duty payable in respect of the instrument and stamp it if the duty, and any interest or penalty tax, under Part 5 of the Taxation Administration Act 1997 , payable in respect of the instrument has been paid in full; or

(b) return the instrument to the person who lodged it.

(4)  If the Commissioner makes an assessment of duty and stamps an instrument under subsection (3)(a) , the Commissioner in his or her discretion may charge an administrative fee under section 118A of the Taxation Administration Act 1997 .