Changes made by Universal Credit (Transitional Provisions) (SDP Gateway) 2019
S.I. 2019/10
Made to Welfare Reform Act 2012 (Commencement No. 23) 2015
1 change. All changes made by Universal Credit (Transitional Provisions) (SDP Gateway) 2019
From legislation.gov.uk's record of changes, the official one: see it there.