In R (Atwood) v Health Service Commissioner [2008] EWCH 215 (Admin); [2009] 1 All ER 415, it further expanded upon the quality of care and clinical judgement of doctors and health professions should also be investigated
In the cases of R (on the application of Bradley) v Secretary of State for Pensions [2008] and R (Equitable Members Action Group) v HM Treasury [2009] , it stated that the recommendations by ombudsman are not legally binding but has political enforcement
Established by the government to undertake an investigation into public concern, like an ombudsman but the public investigations are conducted by ministers in matters of public concern
Learning lessons (Courts Look at certain facts with suggested remedies, an inquiry would have a broader perspective (what lessons can be learnt in the future))
In Keyn v Secretary of State for Foreign and Commonwealth Affairs [2012] EWHC 2445, the case gives ministers discretion. They cannot be forced. There are court cases challenging this which held that government ministers can refuse inquiries in certain circumstances but must have justified reasons.
In R (on the application of Litvinenko) v Secretary of State for the Home Department 2014, the government refused an inquiry because of foreign affairs. The court case applied pressure which forced them to actually investigate.