| Chief inspector | Organisation | Year position created | Incumbent | Start date |
|---|
| Chief Inspector of Criminal Justice in Northern Ireland | Criminal Justice Inspection Northern Ireland | 2003 | Jacqui Durkin | 30 November 2019 |
| Chief Nuclear Inspector | Office for Nuclear Regulation | 2013 | Mark Foy | 2017 |
| Chief Planning Inspector | Planning Inspectorate | | Richard Schofield | May 2022 |
| HM Chief Inspector of Constabulary and Fire & Rescue Services (England and Wales) | HM Inspectorate of Constabulary and Fire & Rescue Services | 1856 | Andy Cooke [1] | 1 April 2022 |
| HM Chief Inspector of Constabulary in Scotland | HM Inspectorate of Constabulary in Scotland | 1857 | Gill Imery | April 2018 |
| HM Chief Inspector of Crown Premises Fire Safety | Crown Premises Fire Safety Inspectorate [2] | | Peter Holland [3] | 28 January 2013 |
| HM Chief Inspector of Drinking Water | Drinking Water Inspectorate | 1990 | Marcus Rink | 22 July 2015 |
| HM Chief Inspector of Education and Training in Wales | Estyn | 1907 | Owen Evans [4] | January 2022 |
| HM Chief Inspector of Education, Children's Services and Skills (England) | Ofsted | 1992 | Martyn Oliver [5] | 1 January 2024 |
| HM Chief Inspector of Fire Services (Scotland) | His Majesty's Fire Service Inspectorate for Scotland | 2005 | Martyn Emberson [6] | January 2016 |
| HM Chief Inspector of Mines | Health and Safety Executive | 1908 | Dan Mitchell | 20 January 2020 |
| HM Chief Inspector of Prisons (England and Wales) | HM Inspectorate of Prisons | 1981 | Charlie Taylor | November 2020 |
| HM Chief Inspector of Prisons in Scotland | HM Inspectorate of Prisons for Scotland | 1979 | David Strang | June 2013 |
| HM Chief Inspector of Probation | HM Inspectorate of Probation | 1936 | Dame Glenys Stacey [7] | March 2016 |
| HM Chief Inspector of Railways | His Majesty's Railway Inspectorate | 1840 | Richard Hines | June 2024 |
| HM Chief Inspector of the Crown Prosecution Service (England and Wales) | His Majesty's Crown Prosecution Service Inspectorate [8] | 1986 | Anthony Rogers [9] | 31 January 2025 |
| Independent Chief Inspector of Borders and Immigration | Independent (reports to Home Office) | 2007 | David Bolt | 3 June 2024 |