Tranche 4

Tranche 4 of the Undercover Policing Inquiry will examine the activities of the National Public Order Intelligence Unit (its undercovers and its managers) which was active from 1999 to 2010. This will include former undercovers such as EN12 Mark Kennedy / ‘Mark Stone’ EN12 Mark Kennedy 'Mark Stone' EN12 Mark Kennedy ('Mark Stone') was an NPOIU undercover officer who operated from 2001 to 2009. Although based in Nottingham for most of his deployment, he infiltrated groups across the UK and Europe. He was exposed as a police officer in October 2010 by activists. His undisclosed involvement in an action against Ratcliffe Power Station led to a trial collapsing. He had several sexual relationships, some long-term. His exposure led to several other undercover officers being exposed and the wider 'spycops' issue becoming public. , EN34 ‘Lynn Watson’ EN34 'Lynn Watson' EN34 ‘Lynn Watson’ was the assumed identity of an undercover police officer who infiltrated activist groups, mainly in the northern English city of Leeds, between the years of 2002 and 2008. Before moving to Leeds in 2004, Lynn was deployed briefly to investigate a woodland preservation protest campaign in East Sussex in 2002. The following year she infiltrated anti-nuclear groups at Aldermaston in Berkshire. In Leeds, she spied upon a broad range of campaigns including the Climate Camp movement and Dissent!, which was coordinating protest and direct action against the UK-hosted 2005 G8 summit. , HN519/EN1 ‘Marco Jacobs’ HN519/EN1 'Marco Jacobs' HN519/EN1 'Marco Jacobs' was an NPOIU undercover officer who infiltrated groups in 2004 and 2009, at first in the Brighton area of southern England and then in Cardiff, South Wales. His targets included groups Smash EDO!, Cardiff Anarchist Network and the No Borders network. He had two sexual relationships under his cover personality. , and HN596/EN32 ‘Rod Richardson’ HN596/EN32 'Rod Richardson' HN596/EN32 'Rod Richardson' was an NPOIU undercover officer deployed between 1999 and 2003. During this time, he infiltrated groups in Essex, Nottingham and London. He began his deployment at the Rettenden protest camp in Essex before infiltrating anarchist and environmentalist groups in Nottingham and networks such as Earth First! However, despite living in Nottingham, he also infiltrated the WOMBLES in London. Richardson also travelled to international summits. .

Work on this tranche has begun, with most of the relevant anonymity applications having been determined. According to the Inquiry’s Twelfth Update Note (July 2023), Twelfth Update Note, 7 Jul 2023, UCPI.View Document  the Inquiry had started to send out witness packs and some police witness statements have been received. 

As of June 2024 all Rule 9 requests to undercovers had been sent; and witness statements from manager were also being received. Obtaining witness statements from those affected, government agencies or senior officers had yet to start. Thirteenth Update Note, 13 Aug 2024, UCPI.View Document

Officers whose nominals start with EN (as opposed to HN or PN), will be heard in this tranche. The E in EN stands for Operation Elter, the police operation overseeing responses to the Inquiry and related investigations of the undercovers there. HN is for Operation Herne, while PN stands for Provisional Nominal. For more information see page Nominals. Nominals explained  

It is believed hearings will begin November 2025.