Clerk Details

Public and Regulatory

William Hansen is a member of the Attorney-General’s ‘A’ Panel of Counsel to the Crown in civil matters and acts for a variety of government agencies, including the Secretary of State for the Home Department, the MoJ, the Department of Health, the Secretary of State for Business and HMRC.

As such he is a specialist in public law and judicial review and regularly appears in the Administrative Court acting for the Crown, particularly in the field of immigration, where he has a particular interest in citizenship and nationality, Article 8 ECHR, criminal deportation, asylum, human trafficking and unlawful detention.

His expertise extends to any case involving a challenge to the legality of a decision taken by a public body and he has particular expertise in all aspects of human rights.

William has wide experience of disciplinary proceedings against professionals and has appeared before the SDT, NMC and RICS.

William also sits as a Legally Qualified Chair for Police misconduct hearings and as a fee-paid Judge of the First Tier Tribunal.

Recent cases

R (on the application of O (A Child)) v SSHD, Supreme Court, [2022] 2 WLR 343
Statutory interpretation.

MY (Pakistan) v SSHD [2022] 1 WLR 238
What constitutes refusal of a human rights claim.

OA (Somalia) (CG) [2022] UKUT 00033
Country guidance case on Somalia.

R (oao Topadar) v. SSHD [2021] 1 WLR 2307
Leave to remain, variation application, s.3C leave, human rights claims.

R (oao Alam) v. SSHD [2021] Imm AR 516
Notice of curtailment decision, presumptions, deeming provisions.

R (oao Carlos) v SSHD [2021] EWHC 986 (Admin)
Credibility and fresh claim, Article 3 and suicide risk.

R (on the application of Williams) v. SSHD [2017] EWCA Civ 98
Ultra vires and Article 8 and Article 14 ECHR.

Police law

William Hansen has sat as an Legally Qualified Chair (LQC) on police misconduct hearings for a number of years and so has very extensive knowledge and experience of all aspects of police misconduct.

He is happy to accept instructions to act for the Appropriate Authority and is equally happy to accept instructions from officers who work for police authorities that do not retain him as an LQC.

He also has very broad and deep experience of judicial review as a member of the Attorney General's A list of Panel Counsel.

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Academic qualifications

  • B.Sc (Econ), First Class, LSE
  • M.Phil (Cantab.)
  • MBA (London Business School) with Distinction

Professional qualifications & appointments

  • Authorised to sit as a High Court Judge, Chancery Division
  • Deputy Upper Tribunal Judge, Administrative Appeals Chamber
  • Recorder, Crime and Civil
  • Deputy Chancery Master
  • Judge, First Tier Tribunal, Property Chamber
  •  Member of Attorney General’s ‘A’ Panel of Counsel
  • ADR Qualified Mediator

Professional bodies

  • Member of the Administrative Law Bar Association
  • Member of the Chancery Bar Association
  • Member of the Property Bar Association

Direct Access

William Hansen is qualified to accept instructions directly from members of the public and professional clients under the Direct Access (or Public Access) scheme.

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