“duty” means any duty leviable under this Act and, subject to-

(a)     section 47B, any passenger tax leviable under that section;

(b)     Chapter VA, any environmental levy leviable under that Chapter; and

(c)     Chapter VB, any health promotion levy leviable under that Chapter;

[Definition of “duty” substituted by section 58 of Act 30 of 2000, section 131 of Act 45 of 2003 and section 15 of Act 14 of 2017 effective on 1 April 2018]