Lawful correction Can a Teacher Smack a Student at School in NSW? By Criminal Defence Lawyers Australia on 31/03/2023 Here is a guide on the law on lawful correction. Is it illegal for a teacher to smack a student at school in New South Wales? Is Smacking Your Child a Crime? By Jimmy Singh on 17/10/2022 The defence of lawful correction for smacking children in New South Wales. Click here for more on this area of law.