Work Health and Safety (Codes of Practice) Amendment Notice 2022ss 1–3 comm on date of notificationpt 2 comm 1 April 2023 (see s 2(1))pt 3 comm 1 May 2023 (see s 2(2))rep 2 May 2023 (see AIA s 22C)2022 SL No. 154Explanatory NoteHuman Rights Certificate