(1) Subject to subsection (2), notwithstanding any other provision of this Act or the regulations, if the amount of duty chargeable under this Act in respect of a transaction or an instrument would, but for this section, be less than $20, the amount of duty chargeable is $20.
(2) This section does not apply to—
(a) transfers of marketable securities included in a return under section 39 ;
(b) transfers of beneficial interests in shares included in a return under section 45;
(c) sales and purchases of marketable securities, or transactions concerning marketable securities, that are included in a return under Part V of Chapter 4; or
(d) transactions and instruments in respect of which duty is imposed by Chapter 8.