Carlyle-Clarke v Secretary of State for the Home Department

In reviewing an extradition decision, the court must assess whether the Secretary of State acted lawfully and rationally within the statutory discretion. Delay is not determinative by itself. Its significance depends on the requesting state’s culpability and on whether the delay caused injustice or oppression, assessed in the particular circumstances. The court should examine the essential facts but need not require complete disclosure of confidential material where the decision-maker has provided sufficient information to permit effective review. A period of unexplained administrative delay may be unjustified without making return unjust or oppressive. The court reviews the legality and rationality of the decision; it does not exercise the extradition discretion afresh.

The claimant challenged the Secretary of State’s decision to issue a warrant for his surrender to the United States for trial on drug-related charges allegedly committed between 1986 and 1988. The Secretary of State acted under paragraph 8 of Schedule 1 to the Extradition Act 1989, applying the approach in section 12(2) by administrative practice. The claimant alleged inordinate and unexplained delay, bad faith by the requesting state, inadequate disclosure, and irrationality. The central issues were whether the delay made return unjust or oppressive and whether the Secretary of State’s decision was lawful and rational.

1. The claim was dismissed. The Secretary of State had not misdirected himself and had reached a proportionate decision within the permissible limits of his discretion.
2. Delay had to be assessed by reference to the particular facts, especially the requesting state’s conduct and, where culpable, the effect of that conduct on injustice or oppression. The Jamaican decision concerning Mr Byles was respected but distinguished because the factual background and explanations differed.
3. The court accepted that injustice and oppression were distinct considerations which had to be considered together. The complex investigation, the progressive emergence of evidence, and the absence of proof that the requesting state had consciously decided not to pursue the claimant provided a reasonable explanation for the principal period of delay.
4. The Secretary of State’s failure to provide complete correspondence did not require an inference that material favourable to the claimant had been concealed. Confidentiality and the international context could justify withholding material, provided the essential nature of the facts relied upon was disclosed. The court’s task remained to decide whether the decision was lawful and rational on the material available.
5. Approximately 18 months of unexplained delay in dealing with the claimant’s representations was unjustified. It did not, however, materially contribute to the overall delay or generate injustice or oppression. The claimant’s family circumstances and the seriousness of the charges had properly been weighed, and the evidence did not show that he could not mount an effective defence or receive a fair trial.

Not stated in the judgment.