| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | Act | applied (with modifications) | The Employment and Support Allowance (Transitional Provisions, Housing Benefit and Council Tax Benefit) (Existing Awards) Regulations 2010 | 2010 No. 875 | reg. 16 Sch. 2 | Yes |   Amending S.I. revoked before amendment came into force |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | Act | applied (with modifications) | The Employment and Support Allowance (Transitional Provisions, Housing Benefit and Council Tax Benefit) (Existing Awards) (No. 2) Regulations 2010 | 2010 No. 1907 | reg. 16(2)(c) Sch. 2 | Yes | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | Pt. 2 Ch. 2 | power to modify conferred | Pensions Act 2004 | 2004 c. 35 | s. 321(1)(e) | Yes | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | Pt. 2 Ch. 2 | power to modify conferred | Pensions Act 2008 | 2008 c. 30 | s. 146(2)(d) | Yes | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | s. 1(1)(2) | coming into force | The Child Support, Pensions and Social Security Act 2000 (Commencement No. 12) Order 2003 | 2003 No. 192 | art. 3 Sch. | Yes | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | s. 2 | coming into force | The Child Support, Pensions and Social Security Act 2000 (Commencement No. 12) Order 2003 | 2003 No. 192 | art. 3 Sch. | Yes | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | s. 2(1)(2) | coming into force | The Child Support, Pensions and Social Security Act 2000 (Commencement No. 12) Order 2003 | 2003 No. 192 | art. 2(a) | Yes | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | s. 3 | coming into force | The Child Support, Pensions and Social Security Act 2000 (Commencement No. 12) Order 2003 | 2003 No. 192 | art. 4 | Yes | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | s. 3 | repealed | Child Maintenance and Other Payments Act 2008 | 2008 c. 6 | Sch. 8 | Yes | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | s. 4 | coming into force | The Child Support, Pensions and Social Security Act 2000 (Commencement No. 12) Order 2003 | 2003 No. 192 | art. 3 Sch. | Yes | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | s. 5 | coming into force | The Child Support, Pensions and Social Security Act 2000 (Commencement No. 12) Order 2003 | 2003 No. 192 | art. 3 Sch. | Yes | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | s. 7 | coming into force | The Child Support, Pensions and Social Security Act 2000 (Commencement No. 12) Order 2003 | 2003 No. 192 | art. 3 Sch. | Yes | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | s. 8 | coming into force | The Child Support, Pensions and Social Security Act 2000 (Commencement No. 12) Order 2003 | 2003 No. 192 | art. 3 Sch. | Yes | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | s. 9 | coming into force | The Child Support, Pensions and Social Security Act 2000 (Commencement No. 12) Order 2003 | 2003 No. 192 | art. 3 Sch. | Yes | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | s. 10 | coming into force | The Child Support, Pensions and Social Security Act 2000 (Commencement No. 12) Order 2003 | 2003 No. 192 | art. 3 Sch. | Yes | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | s. 12 | coming into force | The Child Support, Pensions and Social Security Act 2000 (Commencement No. 12) Order 2003 | 2003 No. 192 | art. 3 Sch. | Yes | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | s. 12 | coming into force | The Child Support, Pensions and Social Security Act 2000 (Commencement No. 14) Order 2008 | 2008 No. 2545 | art. 2 | Yes | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | s. 16(1) | repealed | Child Maintenance and Other Payments Act 2008 | 2008 c. 6 | Sch. 8 | Not yet | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | s. 16(3)-(5) | repealed | Welfare Reform Act 2009 | 2009 c. 24 | Sch. 7 Pt. 4 | Not yet | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | s. 18 | coming into force | The Child Support, Pensions and Social Security Act 2000 (Commencement No. 12) Order 2003 | 2003 No. 192 | art. 3 Sch. | Yes | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | s. 19 | coming into force | The Child Support, Pensions and Social Security Act 2000 (Commencement No. 12) Order 2003 | 2003 No. 192 | art. 4 | Yes | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | s. 19 | repealed | Child Maintenance and Other Payments Act 2008 | 2008 c. 6 | Sch. 8 | Yes | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | s. 20 | coming into force | The Child Support, Pensions and Social Security Act 2000 (Commencement No. 12) Order 2003 | 2003 No. 192 | art. 5 | Yes | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | s. 21 | coming into force | The Child Support, Pensions and Social Security Act 2000 (Commencement No. 12) Order 2003 | 2003 No. 192 | art. 3 Sch. | Yes | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | s. 22(4) | coming into force | The Child Support, Pensions and Social Security Act 2000 (Commencement No. 12) Order 2003 | 2003 No. 192 | art. 3 Sch. | Yes | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | s. 23 | coming into force | The Child Support, Pensions and Social Security Act 2000 (Commencement No. 12) Order 2003 | 2003 No. 192 | art. 6 | Yes | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | s. 23 | coming into force | The Child Support, Pensions and Social Security Act 2000 (Commencement No. 14) Order 2008 | 2008 No. 2545 | art. 4 | Yes | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | s. 25 | coming into force | The Child Support, Pensions and Social Security Act 2000 (Commencement No. 12) Order 2003 | 2003 No. 192 | art. 3 Sch. | Yes | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | s. 25 | coming into force | The Child Support, Pensions and Social Security Act 2000 (Commencement No. 15) Order 2014 | 2014 No. 1263 | art. 2 | Yes | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | s. 26 | | The Child Support, Pensions and Social Security Act 2000 (Commencement No. 8) Order 2001 | 2001 No. 1252 | art. 2(1)(b) | Yes | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | s. 26 | coming into force | The Child Support, Pensions and Social Security Act 2000 (Commencement No. 12) Order 2003 | 2003 No. 192 | art. 2(b) | Yes | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | s. 26 | coming into force | The Child Support, Pensions and Social Security Act 2000 (Commencement No. 12) Order 2003 | 2003 No. 192 | art. 3 Sch. | Yes | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | s. 26 | coming into force | The Child Support, Pensions and Social Security Act 2000 (Commencement No. 12) Order 2003 | 2003 No. 192 | art. 7 | Yes | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | s. 26 | coming into force | The Child Support, Pensions and Social Security Act 2000 (Commencement No. 14) Order 2008 | 2008 No. 2545 | art. 3(a) | Yes | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | s. 26 | coming into force | The Child Support, Pensions and Social Security Act 2000 (Commencement No. 14) Order 2008 | 2008 No. 2545 | art. 3(b) | Yes | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | s. 27 | | The Child Support (Temporary Compensation Payment Scheme) Regulations 2000 | 2000 No. 3174 | reg. 2(1) | Yes | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | s. 27(5) | | The Child Support (Temporary Compensation Payment Scheme) (Modification and Amendment) Regulations 2002 | 2002 No. 1854 | art. 2 | Yes | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | s. 28 | repealed | Child Maintenance and Other Payments Act 2008 | 2008 c. 6 | Sch. 8 | Yes | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | s. 29 | coming into force | The Child Support, Pensions and Social Security Act 2000 (Commencement No. 12) Order 2003 | 2003 No. 192 | art. 7 | Yes | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | s. 32(2) | repealed | Pensions Act 2007 | 2007 c. 22 | Sch. 7 Pt. 5 | Yes | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | s. 35(3) | repealed | Pensions Act 2007 | 2007 c. 22 | Sch. 7 Pt. 5 | Yes | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | s. 42(2) | words substituted | Pensions Act 2004 | 2004 c. 35 | s. 298(2) | Yes | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | s. 42(3)(d) | words omitted | Pensions Act 2014 | 2014 c. 19 | Sch. 13 para. 70(2) | Yes | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | s. 42(3A) | inserted | Pensions Act 2004 | 2004 c. 35 | s. 298(3) | Yes | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | s. 42(7)(aa)(ab) | inserted | Pensions Act 2014 | 2014 c. 19 | Sch. 12 para. 38(2) | Yes | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | s. 42(7)(c) | word repealed | Pensions Act 2004 | 2004 c. 35 | s. 298(4)(a) Sch. 13 | Yes | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | s. 42(7)(e) and word | inserted | Pensions Act 2004 | 2004 c. 35 | s. 298(4)(b) | Yes | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | s. 42(11) | words substituted | Pensions Act 2004 | 2004 c. 35 | s. 298(5)(a) | Yes | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | s. 42(11) | words inserted | Pensions Act 2004 | 2004 c. 35 | s. 298(5)(b) | Yes | |
| Child Support, Pensions and Social Security Act 2000 | 2000 c. 19 | s. 42(11) | words substituted | Pensions Act 2004 | 2004 c. 35 | s. 298(5)(c) | Yes | |