This Practice Note gives guidance on the scope and interpretation of section 38 of the Building Act 1984 (BA 1984). The government had stated its intention to bring BA 1984, s 38, into force ‘alongside’ other legislative changes that became effective under the Building Safety Act 2022 (BSA 2022) on 28 June 2022—though regulations bringing s 38 into force have yet to be published. BA 1984, s 38 provides that breach of a duty imposed by building regulations, so far as it causes damage, is actionable. In other words, it imposes civil liability on parties who fail to comply with the requirements of building regulations. This Practice Note looks at what building regulations are, who may sue and be sued under BA 1984, s 38, and what damages might be recovered in a claim based on s 38. The guidance is this Practice Note is focused on the provisions of the building regulations that relate to standards of building work, breaches of which may result in defects. However, there are other obligations