What are the 3 grounds for judicial review ? by Md. Tanvir Ahmed Tomal - Tuesday, 31 October 2023, 12:26 PM Number of replies: 0 Lord Diplock in Council of Civil Service Unions v Minister for the Civil Service[1985] states three grounds . They are -1. Illegality (unconstitutionality),2. Irrationality 3. procedural impropriety. Permalink Reply