Changes made by Welfare Reform Act 2012 (Commencement No. 13) 2013
S.I. 2013/2657
Made to Welfare Reform Act 2012 (Commencement No. 11) 2013
1 change. All changes made by Welfare Reform Act 2012 (Commencement No. 13) 2013
From legislation.gov.uk's record of changes, the official one: see it there.