For evidence grading methodology (A1/A2/B/C/D), CO_APPEARED_WITH definitions, and defamation-safe phrasing standards, see BKM-00: Overview & Methodology.
This dossier maps the law?enforcement channel connecting the Epstein investigation to UK authorities. It compiles formal correspondence to New Scotland Yard, victim?lawyer complaints to the Metropolitan Police, internal references to former Scotland Yard officers in Epstein?s legal strategy, and Legat London coordination emails (?Operation Dawnchorus?) from late 2025. It concludes with the documented Feb 3?6, 2026 Met Police investigation and property searches tied to Peter Mandelson.
What this dossier finds: a continuous paper trail of US?UK law?enforcement interaction and administrative coordination related to Epstein. What it does not find: evidence of operational outcomes or investigative conclusions from the UK side within the corpus.
| EFTA / Source ID | Date | Content |
|---|---|---|
| EFTA00018922 | Dec 2019 | SDNY (Berman) letter to New Scotland Yard |
| EFTA00029457 | Jul 31, 2015 | Paul Cassell complaint to Met Police |
| EFTA00029458 | Jul 31, 2015 | Cassell complaint duplicate |
| EFTA00029616 | Mar 13, 2020 | Mail on Sunday inquiry forwarded (USANYS) |
| EFTA00037736 | Aug 19, 2019 | Met Police response: victim no longer willing to be interviewed |
| EFTA02487436 | Sep 21, 2015 | Strategy note referencing former Scotland Yard officers |
| EFTA01881532 | Jun 12, 2012 | ?maybe two ex Scotland Yard? security suggestion |
| EFTA00037833 | Nov 10, 2025 | Legat London coordination (?Operation Dawnchorus?) |
| EFTA00038030 | Oct 2, 2020 | ?London Travel? coordination docx |
| Part | Title |
|---|---|
| Part 1 | FORMAL CHANNEL ? SDNY TO NEW SCOTLAND YARD |
| Part 2 | VICTIM COUNSEL COMPLAINTS TO THE MET |
| Part 3 | MET POLICE RESPONSES + MEDIA INQUIRIES |
| Part 4 | ?FORMER SCOTLAND YARD? REFERENCES |
| Part 5 | LEGAT LONDON COORDINATION (2025) |
| Part 6 | 2026 MET POLICE INVESTIGATION (PUBLIC RECORD) |
| Date | Event | Grade | Source |
|---|---|---|---|
| Jul 31, 2015 | Cassell submits formal complaint to Met Police | A1 | EFTA00029457 |
| Aug 19, 2019 | Met Police response: victim no longer willing to be interviewed | A1 | EFTA00037736 |
| Mar 13, 2020 | Mail on Sunday inquiry forwarded; prosecutors decline comment | A1 | EFTA00029616 |
| Oct 2, 2020 | ?London Travel? coordination email | A1 | EFTA00038030 |
| Nov 10, 2025 | Legat London coordination (?Operation Dawnchorus?) | A1 | EFTA00037833 |
| Feb 3, 2026 | Met Police launch Mandelson investigation | B | News reporting |
| Feb 6, 2026 | Police search two Mandelson?linked properties | B | News reporting |
$GIF ? Goy Investigation Fund ? BKM-06 ? v2.0 ? February 13, 2026