Practice areas
Courts
Counsel most often instructed
Judgments by year
Cases later courts cite most
Cases Sonn Macmillan Walker acted in that later judgments cite most often.
| Date | Case | Cited by |
|---|---|---|
| 30 Apr 2021 |
[2021] UKSC 14 · Supreme Court
When evaluating a non-judicial assurance about detention conditions in an extradition case, the court must assess all relevant evidence freely. Evidence that…
|
43 |
| 13 Mar 2015 |
[2015] EWHC 619 (Admin) · High Court: Administrative Court
Section 12A of the Extradition Act 2003 creates a two-stage bar to extradition under an accusation European arrest warrant. The requested person must first…
|
22 |
| 15 Mar 2011 |
[2011] EWHC 759 (Admin) · High Court: Administrative Court
Under section 21 of the Extradition Act 2003, a court must examine whether extradition to a Category 1 territory is compatible with the requested person’s…
|
10 |
| 28 Mar 2019 |
[2019] EWHC 764 (Admin) · High Court: Administrative Court
A person is a fugitive for the purpose of the passage-of-time bar only if it is proved to the criminal standard that the person knowingly placed himself beyond…
|
10 |
| 9 Jan 2019 |
[2019] EWHC 9 (Admin) · High Court: Administrative Court
Prosecutorial decisions are reviewable on conventional public-law grounds, but intervention is exceptional. The margin of judgment is narrower where the issue…
|
9 |
| 25 Feb 2019 |
[2019] EWHC 351 (Admin) · High Court: Administrative Court
Under section 20(3) of the Extradition Act 2003, a person may be deliberately absent from trial where his own deliberate conduct prevents the authorities…
|
7 |
| 20 Jul 2016 |
[2016] EWHC 1801 (Admin) · High Court: Administrative Court
Extradition must be refused where substantial grounds establish a real risk that the requested person will suffer treatment contrary to Article 3 of the ECHR…
|
6 |
| 10 Oct 2023 |
[2023] EWHC 2404 (Admin) · High Court: Administrative Court
In an extradition appeal based on changed circumstances or fresh evidence, the appellate court must make its own de novo assessment of Article 8…
|
6 |
| 20 Jun 2012 |
[2012] EWHC 1680 (Admin) · High Court: Administrative Court
Extradition must be refused where the requested person establishes strong grounds for believing that return would expose him to a real risk of a flagrant…
|
5 |
| 16 Apr 2019 |
[2019] EWHC 934 (Admin) · High Court: Administrative Court
In European Arrest Warrant proceedings, assurances about prison conditions may be relied upon where the court is satisfied, having regard to their quality and…
|
5 |
Recent cases
| Date | Case | Cited by |
|---|---|---|
| 24 Apr 2026 |
[2026] EWHC 956 (Admin) · High Court: Administrative Court
Under Part 2 of the Extradition Act 2003, the court may proceed only on the extradition request certified by the Secretary of State. Further information may…
|
|
| 27 Mar 2026 |
[2026] EWHC 719 (Admin) · High Court: Administrative Court
On an appeal under Extradition Act 2003, fresh evidence will justify intervention only where it would have resulted in the extradition judge reaching a…
|
|
| 10 Dec 2025 |
[2025] EWHC 3223 (Admin) · High Court: Administrative Court
In an extradition appeal under the Extradition Act 2003, delay and time spent on curfew may affect the Article 8 proportionality balance. Delay carries less…
|
|
| 4 Sep 2025 |
[2025] EWHC 2268 (Admin) · High Court: Administrative Court
Where the presumption of compliance has been rebutted in relation to a requesting state, extradition assurances must provide a sound and sufficiently specific…
|
|
| 20 May 2025 |
[2025] EWHC 1252 (Admin) · High Court: Administrative Court
On an extradition appeal, the High Court must decide whether the district judge’s decision was wrong, rather than rehear the evidence or reweigh every factor…
|
|
| 7 Mar 2025 |
[2025] EWHC 527 (Admin) · High Court: Administrative Court
General violence in a destination country does not ordinarily establish a breach of Articles 2 or 3 on extradition. A breach arises only in the most extreme…
|
|
| 5 Feb 2025 |
[2025] EWHC 183 (Admin) · High Court: Administrative Court
Extradition to a designated territory does not necessarily require physical removal to that territory. Where the requesting territory retains legal…
|
|
| 17 Sep 2024 |
[2024] EWHC 2351 (Admin) · High Court: Administrative Court
A court will not extradite a person where prison conditions create a real risk of treatment contrary to article 3 of the ECHR, unless effective assurances…
|
2 |
| 23 Aug 2024 |
[2024] EWHC 2210 (Admin) · High Court: Administrative Court
A high threshold applies where mental illness and suicide risk are relied on to resist extradition. The court must assess the risk in the light of whatever…
|
|
| 15 Jul 2024 |
[2024] EWHC 1821 (Admin) · High Court: Administrative Court
On an appeal against extradition, the High Court’s role is one of review. It must decide whether the requested person has shown that the extradition judge…
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|
| 13 Jun 2024 |
[2024] EWHC 1458 (Admin) · High Court: Administrative Court
In extradition proceedings, serious offending, fugitivity and the public interest may retain substantial weight despite the passage of time and the requested…
|
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| 6 Mar 2024 |
[2024] EWHC 490 (Admin) · High Court: Administrative Court
On an appeal under section 289 of the Town and Country Planning Act 1990, the High Court will intervene only for an error of law, applying grounds…
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Earlier names
These figures include judgments naming firms that have since merged into, or been renamed as, Sonn Macmillan Walker: Sonn MacMillan.
Based on judgments published by The National Archives (Find Case Law) in which Sonn Macmillan Walker is named as solicitors, counted under the firm's current name. The figures are minimums: not every judgment names the solicitors, and a judgment is counted only when we are confident who acted. The selection of cases listed here is limited, and does not include family, criminal or anonymised cases. Firm details include data from the Solicitors Regulation Authority. zoomLaw is independent and not connected with Sonn Macmillan Walker. Something wrong or missing? Tell us. All law firms.