Section 23 of the Principal Act is amended as follows:(a) by inserting in subsection (1) "fee-paying public sector body or a" after "A" ;(b) by omitting from subsection (2) "it has been accepted." and substituting "the person on whom it was served is taken, under section 20 , to have been convicted of the offence." ;(c) by inserting in subsection (3) "fee-paying public sector body or a" after "withdrawn by a" ;(d) by omitting from subsection (3)(c) "notify" and substituting "in the case of the withdrawal of an infringement notice by a non-fee-paying public body, notify" ;(e) by omitting from subsection (4)(a) "been" and substituting "been, or could be," .