“enforcing authority”

1. Act of Adjournal (Criminal Procedure Rules) 1996 SI
2. The Adventure Activities Licensing Regulations 2004 SI
3. The Building Regulations 2010 SI 2 definitions
4. The Bus Lane Contraventions (Penalty Charges, Adjudication and Enforcement) (England) Regulations 2005 SI
5. The Cableway Installations Regulations 2018 SI 2 definitions
6. The Channel Tunnel (Safety) Order 2007 SI
7. Clean Air Act 1993 Act
8. The Control of Artificial Optical Radiation at Work Regulations 2010 SI
9. The Control of Asbestos Regulations 2012 SI
10. The Control of Mercury (Enforcement) Regulations 2017 SI
11. The Control of Noise at Work Regulations 2005 SI
12. The Control of Vibration at Work Regulations 2005 SI
13. Coroners and Justice Act 2009 Act
14. The Coroners (Investigations) Regulations 2013 SI
15. The Electrical Equipment (Safety) Regulations 2016 SI 3 definitions
16. The Electromagnetic Compatibility Regulations 2016 SI 2 definitions
17. Employment Rights Act 2025 Act 4 definitions
18. Energy Act 2016 Act
19. Energy Act 2023 Act
20. Environment Act 1995 Act 2 definitions
21. The Environmental Damage (Prevention and Remediation) (England) Regulations 2015 SI
22. Environmental Protection Act 1990 Act 4 definitions
23. The Equine Identification (England) Regulations 2018 SI
24. The Explosives Regulations 2014 SI 5 definitions
25. The Fluorinated Greenhouse Gases Regulations 2008 SI
26. The Fluorinated Greenhouse Gases Regulations 2015 SI
27. Football Spectators Act 1989 Act
28. The Gas Appliances (Enforcement) and Miscellaneous Amendments Regulations 2018 SI
29. Health and Safety at Work etc. Act 1974 Act 3 definitions
30. The Justification of Practices Involving Ionising Radiation Regulations 2004 SI 2 definitions
31. The Lifts Regulations 2016 SI 2 definitions
32. Local Government (Wales) Act 1994 Act
33. The National Assembly for Wales Commission (Crown Status) Order 2007 SI
34. The Ozone-Depleting Substances Regulations 2015 SI
35. The Personal Protective Equipment (Enforcement) Regulations 2018 SI
36. The Pressure Equipment (Safety) Regulations 2016 SI 4 definitions
37. The Pyrotechnic Articles (Safety) Regulations 2015 SI 2 definitions
38. The Radio Equipment Regulations 2017 SI 2 definitions
39. The Rail Vehicle Accessibility (Non-Interoperable Rail System) Regulations 2010 SI
40. The Railways (Interoperability) (High-Speed) Regulations 2002 SI
41. The Railways (Interoperability) Regulations 2011 SI 2 definitions
42. The REACH Enforcement Regulations 2008 SI 2 definitions
43. The Recreational Craft Regulations 2017 SI 2 definitions
44. Regulation (EC) No 1907/2006 of the European Parliament and of the Council of 18 December 2006 concerning the Registration, Evaluation, Authorisation and Restriction of Chemicals (REACH), establishing a European Chemicals Agency, amending Directive 1999/45/EC and repealing Council Regulation (EEC) No 793/93 and Commission Regulation (EC) No 1488/94 as well as Council Directive 76/769/EEC and Commission Directives 91/155/EEC, 93/67/EEC, 93/105/EC and 2000/21/EC (Text with EEA relevance) EU regulation
45. Regulation (EU) 2017/852 of the European Parliament and of the Council of 17 May 2017 on mercury, and repealing Regulation (EC) No 1102/2008 (Text with EEA relevance) EU regulation
46. Regulatory Enforcement and Sanctions Act 2008 Act 3 definitions
47. The Regulatory Reform (Fire Safety) Order 2005 SI 3 definitions
48. The Simple Pressure Vessels (Safety) Regulations 2016 SI 4 definitions
49. The Supply of Machinery (Safety) Regulations 2008 SI 6 definitions
50. The Train Driving Licences and Certificates Regulations 2010 SI
51. Transport and Works Act 1992 Act
52. The Volatile Organic Compounds in Paints, Varnishes and Vehicle Refinishing Products Regulations 2012 SI
53. Water Industry Act 1991 Act

Definitions are taken from the instruments as published on zoomLaw, for guidance only. Check the instrument itself for its scope and any amendments.