Heavy Vehicle (Vehicle Standards) National Amendment Regulation 2023published on the NSW legislation website in accordance with Part 6A of the Interpretation Act 1987 of NSW on 17 March 2023ss 1–2 comm on date of notificationss 3–6 comm 31 March 2023 (see s 2)rep 1 April 2023 (see AIA s 22C)2023 SL No. 15Explanatory NoteHuman Rights Certificate