- Mark Menzies closure reportAugust 2025 
Closed investigations
- Paul Maynard Closure ReportMay 2024 Office costs
- Liam Byrne Closure ReportMay 2023 Staffing and Office Costs
- Imran Khan Closure ReportJune 2022 Bought-in services
-  Liam Byrne Closure ReportFebruary 2020 
- Johnny Mercer Closure ReportNovember 2017 
- Phil Boswell Closure ReportFebruary 2016 
- Simon Danczuk Closure ReportFebruary 2016 
- Jim Shannon Closure ReportJanuary 2016 
- Bob Blackman Closure ReportOctober 2014 
- Nadine Dorries Closure ReportFebruary 2013 
- Peter Aldous Closure ReportAugust 2011 
- Ann Coffey Closure ReportJuly 2011 
- Gordon Henderson Closure ReportJuly 2011 
- Hywel Williams Closure ReportJuly 2011 
- Angus Robertson closure ReportJuly 2011 
- Robert Halfon Closure ReportJuly 2011 
- Stephen Twigg Closure ReportJuly 2011 
- Jim McGovern Closure ReportJuly 2011 
- Mark Lancaster Closure ReportJuly 2011 
- Michael Fallon Closure ReportJuly 2011 
- Alan Johnson Closure ReportJune 2011 
- Gregory Barker Closure ReportJune 2011 
- Henry Smith Closure ReportJune 2011 
- Joseph Johnson Closure ReportJune 2011 
- Mark Hendrick Closure ReportJune 2011 
- Jake Berry Closure ReportJune 2011 
- Bob Blackman Closure ReportJune 2011 
- Ian Mearns Closure ReportJune 2011 
- Kwarsi Kwarteng Closure ReportJune 2011 
- Alun Michael Closure ReportJune 2011 
- David Anderson Closure ReportJune 2011 
- Ian Swales Closure ReportJune 2011