Changes made by Welfare Reform Act 2012 (Commencement No. 30) 2019
S.I. 2019/655
Made to Welfare Reform Act 2012 (Commencement No. 30) 2018
1 change. All changes made by Welfare Reform Act 2012 (Commencement No. 30) 2019
From legislation.gov.uk's record of changes, the official one: see it there.