Coelho v Secretary of State — Court ruled no right to make representations on extradition priority but upheld quashing for factual errors

Case
The King (on the application of Diogo Santos Coelho) v The Secretary of State for the Home Department
Court
Court of Appeal (Civil Division) (United Kingdom)
Judge
Lady Justice Andrews (Queen Elizabeth II, 2020)
Date Decided
28 September 2026
Citation
[2026] EWCA Civ 1219
Topics
Extradition, Procedural Fairness, Judicial Review, Competing Requests

Background

Diogo Santos Coelho, a Portuguese national, faced competing extradition claims from the United States and Portugal concerning his alleged operation of RaidForums, a website through which hacked personal data and login credentials were traded. The United States requested his extradition in March 2022, and the Home Secretary ordered it in July 2023 after a district judge rejected his objections. Portugal subsequently issued an arrest warrant covering overlapping conduct as well as money-laundering and tax allegations.

In March 2024, the Minister of State for Security exercised the power under section 179 of the Extradition Act 2003 to give the US request priority and defer proceedings on the Portuguese warrant. The High Court quashed that decision, holding that Coelho should have been allowed to make representations, that his personal interests were relevant, and that the ministerial decision rested on material factual errors. The Home Secretary appealed. By the time of the appeal, Coelho had been convicted in absentia in Portugal, and Portugal had replaced its accusation warrant with a conviction warrant, requiring a fresh priority decision.

The Court’s Holding

The Court of Appeal held that it had jurisdiction because a section 179 priority decision is an administrative decision collateral to the underlying extradition proceedings, not a decision in a “criminal cause or matter.” It allowed the Home Secretary’s appeal on procedural fairness and relevance, holding that the statutory scheme displaces any common-law right to make representations before a priority decision. The requested person’s personal interests and circumstances are not legally relevant to that decision; human-rights objections belong in the substantive extradition proceedings.

The Court nevertheless dismissed the appeal concerning factual error. The minister had incorrectly been told that the offences covered by the US request and Portuguese warrant were identical, despite the Portuguese warrant’s additional money-laundering and tax allegations. That presentation prevented the minister from independently assessing comparative seriousness and downplayed connections to Portugal. Because accurate information could have produced a different assessment, the error was material and justified quashing the decision. The fresh section 179 decision must therefore rest on an accurate factual account, although the decision-maker need not receive or consider representations from Coelho.

Key Takeaways

  • A section 179 decision choosing priority between competing extradition claims is administrative and collateral to the extradition proceedings, so an appeal from judicial review lies to the Court of Appeal.
  • The subject of competing extradition requests has no legal right to make representations before the Home Secretary decides priority, and that person’s private interests are not relevant section 179 considerations.
  • A priority decision may still be quashed when materially inaccurate information prevents the decision-maker from properly evaluating statutory factors such as the relative seriousness and territorial connections of the alleged offences.

Why It Matters

The judgment separates the executive task of prioritizing competing treaty claims from the courts’ task of deciding whether extradition is lawful. It confirms that section 179 is directed toward the competing states’ claims, the United Kingdom’s treaty obligations, and the efficient administration of justice—not toward comparing which destination would be preferable for the requested person.

At the same time, the decision underscores that ministers must receive an accurate and balanced account of the competing allegations. Even without a right to individual representations, judicial review remains available where factual mistakes could materially affect the priority assessment.

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