Work Capability Assessment to the DWP and would no longer be allowed to recommend any claimants for the Support Group without asking for permission first. When the doctor asked an experienced assessor where these rules had come from, she replied: "DWP". Both the DWP and Atos categorically denied ever having had any target for getting claimants "off" sickness benefits. However, both eventually admitted that Support Group "norms" were being used nationwide, though they both denied that the purpose of "targeted audit" was to limit the number of claimants placed in the Support Group. Atos said that the audit process triggered by the breach
Criticism of the Work Capability Assessment that it was "an accurate indicator of work capability compared with expert opinion". Conversely, Kent University academic Ben Geiger has made international comparisons of the test: he found “no transparent evidence that the WCA captures the demands of work in Britain today". In practice, experience has shown that the WCA usually identifies these types of claims correctly: However, the process has largely struggled to categorise claims correctly if they fall between these two extremes, particularly where mental health is concerned. In fiscal terms, the deployment of the WCA was expected to more than halve the sickness benefit bill over the