1Short titleThis regulation may be cited as the Building (Queensland Development Code) Amendment Regulation 2023.2CommencementSection 4(1) commences on 1 May 2024.3Regulation amendedThis regulation amends the Building Regulation 2021.4Amendment of sch 7 (Queensland Development Code)(1)Schedule 7, under heading ‘Building sustainability’, entry for 4.1—omit, insert— 4.1published 19 September 2023Sustainable buildings1 May 2024(2)Schedule 7, under heading ‘Building sustainability’, after entry for 4.4—insert— 4.5published 19 September 2023Livable dwellings and grading to floor wastes22 September 2023