| Employment Relations Act 2004 | 2004 c. 24 | Sch. 1 para. 15 | omitted | Employment Rights Act 2025 | 2025 c. 36 | s. 59(7) | Not yet | |
| Employment Relations Act 2004 | 2004 c. 24 | s. 26 | omitted | Employment Rights Act 2025 | 2025 c. 36 | s. 77(5)(a) | Yes | |
| Employment Relations Act 2004 | 2004 c. 24 | s. 27 | omitted | Employment Rights Act 2025 | 2025 c. 36 | s. 77(5)(b) | Yes | |
| Employment Relations Act 2004 | 2004 c. 24 | s. 28 | omitted | Employment Rights Act 2025 | 2025 c. 36 | s. 77(5)(c) | Yes | |
| Employment Relations Act 2004 | 2004 c. 24 | Sch. 1 para. 13 | omitted | Employment Rights Act 2025 | 2025 c. 36 | s. 77(5)(d) | Yes | |
| Employment Relations Act 2004 | 2004 c. 24 | s. 9(1)-(4) | omitted | Employment Rights Act 2025 | 2025 c. 36 | Sch. 6 para. 66(2)(a) | Not yet | |
| Employment Relations Act 2004 | 2004 c. 24 | s. 9(5) | words substituted | Employment Rights Act 2025 | 2025 c. 36 | Sch. 6 para. 66(2)(b) | Not yet | |
| Employment Relations Act 2004 | 2004 c. 24 | s. 9(6)-(9) | omitted | Employment Rights Act 2025 | 2025 c. 36 | Sch. 6 para. 66(2)(c) | Not yet | |
| Employment Relations Act 2004 | 2004 c. 24 | s. 10 | omitted | Employment Rights Act 2025 | 2025 c. 36 | Sch. 6 para. 66(3) | Not yet | |
| Employment Relations Act 2004 | 2004 c. 24 | s. 13 | omitted | Employment Rights Act 2025 | 2025 c. 36 | Sch. 6 para. 66(4) | Not yet | |
| Employment Relations Act 2004 | 2004 c. 24 | Sch. 1 para. 23(10)(b) and word | omitted | Employment Rights Act 2025 | 2025 c. 36 | Sch. 6 para. 66(5)(a) | Not yet | |
| Employment Relations Act 2004 | 2004 c. 24 | Sch. 1 para. 23(11)(b) and word | omitted | Employment Rights Act 2025 | 2025 c. 36 | Sch. 6 para. 66(5)(b) | Not yet | |
| Employment Relations Act 2004 | 2004 c. 24 | Sch. 1 para. 23(13)(b) and word | omitted | Employment Rights Act 2025 | 2025 c. 36 | Sch. 6 para. 66(5)(c) | Not yet | |
| Employment Relations Act 2004 | 2004 c. 24 | Sch. 1 para. 23(14)(b) and word | omitted | Employment Rights Act 2025 | 2025 c. 36 | Sch. 6 para. 66(5)(d) | Not yet | |
| Employment Relations Act 2004 | 2004 c. 24 | Sch. 1 para. 23(19) | omitted | Employment Rights Act 2025 | 2025 c. 36 | Sch. 6 para. 66(5)(e) | Not yet | |
| Employment Relations Act 2004 | 2004 c. 24 | Sch. 1 para. 23(26)(a) | omitted | Employment Rights Act 2025 | 2025 c. 36 | Sch. 6 para. 66(5)(f) | Not yet | |
| Employment Relations Act 2004 | 2004 c. 24 | Sch. 1 para. 23(27)(a) | omitted | Employment Rights Act 2025 | 2025 c. 36 | Sch. 6 para. 66(5)(g) | Not yet | |
| Employment Relations Act 2004 | 2004 c. 24 | Sch. 1 para. 40 | omitted | Employment Rights Act 2025 | 2025 c. 36 | Sch. 10 para. 75 | Yes | |
| Employment Relations Act 2004 | 2004 c. 24 | Sch. 1 para. 41 | omitted | Employment Rights Act 2025 | 2025 c. 36 | Sch. 10 para. 75 | Yes | |
| Employment Relations Act 2004 | 2004 c. 24 | s. 43(5) | omitted | The Employment Rights (Amendment) (Northern Ireland) (EU Exit) Regulations 2019 | 2019 No. 537 | Sch. para. 4(2) | Yes | |
| Employment Relations Act 2004 | 2004 c. 24 | s. 43(6) | words substituted | The Employment Rights (Amendment) (Northern Ireland) (EU Exit) Regulations 2019 | 2019 No. 537 | Sch. para. 4(3) | Yes | |
| Employment Relations Act 2004 | 2004 c. 24 | s. 42(5) | omitted | The Employment Rights (Amendment) (EU Exit) Regulations 2019 | 2019 No. 535 | Sch. 1 para. 6(a) | Yes | |
| Employment Relations Act 2004 | 2004 c. 24 | s. 42(6) | words substituted | The Employment Rights (Amendment) (EU Exit) Regulations 2019 | 2019 No. 535 | Sch. 1 para. 6(b) | Yes | |
| Employment Relations Act 2004 | 2004 c. 24 | s. 24(2) | omitted | Trade Union Act 2016 | 2016 c. 15 | Sch. 4 para. 21(c) | Yes | |
| Employment Relations Act 2004 | 2004 c. 24 | Sch. 1 para. 14 | omitted | Trade Union Act 2016 | 2016 c. 15 | Sch. 4 para. 21(c) | Yes | |
| Employment Relations Act 2004 | 2004 c. 24 | s. 47 | repealed | Enterprise and Regulatory Reform Act 2013 | 2013 c. 24 | Sch. 20 para. 2 | Yes | |
| Employment Relations Act 2004 | 2004 c. 24 | Sch. 1 para. 1 | repealed | Enterprise and Regulatory Reform Act 2013 | 2013 c. 24 | Sch. 20 para. 2 | Yes | |
| Employment Relations Act 2004 | 2004 c. 24 | Blanket amendment | words substituted | The Treaty of Lisbon (Changes in Terminology) Order 2011 | 2011 No. 1043 | art. 3 4 | Yes | |
| Employment Relations Act 2004 | 2004 c. 24 | specified amended provision(s) | Commencement Order | The Employment Act 2008 (Commencement No. 2, Transitional Provisions and Savings) Order 2009 | 2009 No. 603 | art. 2 | Yes |   commencement order for 2008 c. 24 |
| Employment Relations Act 2004 | 2004 c. 24 | s. 41(1) (2) | repealed | Pensions Act 2008 | 2008 c. 30 | Sch. 11 Pt. 1 | Not yet | |
| Employment Relations Act 2004 | 2004 c. 24 | s. 45 | repealed | Employment Act 2008 | 2008 c. 24 | Sch. Pt. 2 | Yes | |
| Employment Relations Act 2004 | 2004 c. 24 | s. 46 | repealed | Employment Act 2008 | 2008 c. 24 | Sch. Pt. 2 | Yes | |
| Employment Relations Act 2004 | 2004 c. 24 | s. 9 | coming into force | The Employment Relations Act 2004 (Commencement No.4 and Transitional Provisions) Order 2005 | 2005 No. 2419 | art. 3(a) | Yes | |
| Employment Relations Act 2004 | 2004 c. 24 | s. 10 | coming into force | The Employment Relations Act 2004 (Commencement No.4 and Transitional Provisions) Order 2005 | 2005 No. 2419 | art. 3(a) | Yes | |
| Employment Relations Act 2004 | 2004 c. 24 | s. 13 | coming into force | The Employment Relations Act 2004 (Commencement No.4 and Transitional Provisions) Order 2005 | 2005 No. 2419 | art. 3(a) | Yes | |
| Employment Relations Act 2004 | 2004 c. 24 | s. 22 | coming into force | The Employment Relations Act 2004 (Commencement No.4 and Transitional Provisions) Order 2005 | 2005 No. 2419 | art. 3(a) | Yes | |
| Employment Relations Act 2004 | 2004 c. 24 | s. 25 | coming into force | The Employment Relations Act 2004 (Commencement No.4 and Transitional Provisions) Order 2005 | 2005 No. 2419 | art. 3(a) | Yes | |
| Employment Relations Act 2004 | 2004 c. 24 | s. 57 | coming into force | The Employment Relations Act 2004 (Commencement No.4 and Transitional Provisions) Order 2005 | 2005 No. 2419 | art. 3(a) | Yes | |
| Employment Relations Act 2004 | 2004 c. 24 | Sch. 1 para. 23(22)(23) | coming into force | The Employment Relations Act 2004 (Commencement No.4 and Transitional Provisions) Order 2005 | 2005 No. 2419 | art. 3(b) | Yes | |
| Employment Relations Act 2004 | 2004 c. 24 | Sch. 2 | coming into force | The Employment Relations Act 2004 (Commencement No.4 and Transitional Provisions) Order 2005 | 2005 No. 2419 | art. 3(c) | Yes | |
| Employment Relations Act 2004 | 2004 c. 24 | s. 1 | coming into force | The Employment Relations Act 2004 (Commencement No.3 and Transitional Provisions) Order 2005 | 2005 No. 872 | art. 4 Sch. | Yes | |
| Employment Relations Act 2004 | 2004 c. 24 | s. 2 | coming into force | The Employment Relations Act 2004 (Commencement No.3 and Transitional Provisions) Order 2005 | 2005 No. 872 | art. 4 Sch. | Yes | |
| Employment Relations Act 2004 | 2004 c. 24 | s. 3 | coming into force | The Employment Relations Act 2004 (Commencement No.3 and Transitional Provisions) Order 2005 | 2005 No. 872 | art. 4 Sch. | Yes | |
| Employment Relations Act 2004 | 2004 c. 24 | s. 4 | coming into force | The Employment Relations Act 2004 (Commencement No.3 and Transitional Provisions) Order 2005 | 2005 No. 872 | art. 4 Sch. | Yes | |
| Employment Relations Act 2004 | 2004 c. 24 | s. 5 | coming into force | The Employment Relations Act 2004 (Commencement No.3 and Transitional Provisions) Order 2005 | 2005 No. 872 | art. 4 Sch. | Yes | |
| Employment Relations Act 2004 | 2004 c. 24 | s. 6 | coming into force | The Employment Relations Act 2004 (Commencement No.3 and Transitional Provisions) Order 2005 | 2005 No. 872 | art. 4 Sch. | Yes | |
| Employment Relations Act 2004 | 2004 c. 24 | s. 7 | coming into force | The Employment Relations Act 2004 (Commencement No.3 and Transitional Provisions) Order 2005 | 2005 No. 872 | art. 4 Sch. | Yes | |
| Employment Relations Act 2004 | 2004 c. 24 | s. 8 | coming into force | The Employment Relations Act 2004 (Commencement No.3 and Transitional Provisions) Order 2005 | 2005 No. 872 | art. 4 Sch. | Yes | |
| Employment Relations Act 2004 | 2004 c. 24 | s. 11 | coming into force | The Employment Relations Act 2004 (Commencement No.3 and Transitional Provisions) Order 2005 | 2005 No. 872 | art. 4 Sch. | Yes | |
| Employment Relations Act 2004 | 2004 c. 24 | s. 12 | coming into force | The Employment Relations Act 2004 (Commencement No.3 and Transitional Provisions) Order 2005 | 2005 No. 872 | art. 4 Sch. | Yes | |