Simplex GE Holdings Ltd v SSE 1989 57 P & CR 3016 – principle that in a statutory challenge or JR, relief should be refused even if the error of law is proven, because the decision maker would have come to the same conclusion or made the same decision if the error was not there and the decision had been made correctly

South Gloucestershire DC v SSCLG 2016 EWHC Civ 74

R (Smech Properties) v Runnymede DC 2016 EWCA Civ 42

Wiltshire DC v SSCLG 2015 EWHC 1261

R (Gerber) v Wiltshire CC [2016] EWCA Civ 84

Kestral Hydro v SSCLG EWHC 1654