Heavy Vehicle National Legislation Amendment Regulation 2020published on the NSW legislation website in accordance with Part 6A of the Interpretation Act 1987 of NSW on 21 February 2020pt 1 comm on date of notificationpts 2–3 comm 28 February 2020 (see s 2)rep 29 February 2020 (see AIA s 22C) 2020 SL No. 19 Explanatory Note Human Rights Certificate