Al Rawi (or Deghayes) and others v The Security Service and others; Home Office v Tariq

Explanation of case names

Al Rawi and Deghayes are the same case – called Al Rawi in the High Court and Court of Appeal, but Deghayes in the Supreme Court. Tariq is a separate case from Deghayes but was heard by the Supreme Court at the same time due to the overlap in issues.

Forum and dates

Al Rawi / Deghayes and Tariq were heard in the Supreme Court on 24-27 January 2011.

Outline of the issues

Al Rawi and Deghayes concerned the power of the court to allow use of secret evidence in a civil claim for damages. Tariq concerned the compatibility of the use of secret evidence in employment tribunal hearings with the right to a fair trial.

Outcome

On 13 July the Supreme Court rule by a majority of 5 to 4 that the courts had no power to adopt a procedure allowing the use of secret evidence in civil trials, on the basis that it would cut across the constitutional principle of open justice and the right to a fair trial, including the right of each party to know the evidence put forward by the other side.

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