Ah the treaty is nearly complete. Now they have the judgment, they can fill in the gaps.
Btw there is zero chance Braverman though of this process but I think it's a very careful reading of what finally got Abu Qatada out of the country.
The government will use the Constitutional Reform and Governance Act 2010 powers to ratify the treaty and take other powers to ensure removal.
Clever, and well thought out.