From Welfare Trends Report, Office for Budget Responsibility (OBR), January 2019
Growth in disability benefits spending has continued in recent years, despite attempts to cut spending on working-age adults significantly through the replacement of DLA with PIP. The Government assumed initially that PIP would be rolled out by 2015-16 and that it would cost 20 per cent less than DLA would have done. In fact, by 2017-18 it was costing around 15 to 20 per cent more, with rollout only around two-thirds complete.
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