Changes to Pensions Act 2007 (Abolition of Contracting-out for Defined Contribution Pension Schemes) 2011
S.I. 2011/1724
No changes to Pensions Act 2007 (Abolition of Contracting-out for Defined Contribution Pension Schemes) 2011 are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.