Abu Qatada was arrested outside his home by UK Border Agency officials, according to The Sun, which has published photos of him being led away with his hands hidden under a jacket.
The newspaper has claimed he was handcuffed.
Qatada, who has been convicted of terror charges in Jordon, is due to appear at the Court of Appeal on Monday for Home Secretary Theresa May's bid to overturn a judge's decision to allow him to stay in the UK.
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Gulf War veteran Paul Briggs' widow, Lindsey, 40, launched legal action to have his life support withdrawn so he could "die with dignity".
Rescue workers are at the site Sunday morning trying to cut open mangled coaches.
Despite chilly temperatures it will be a mostly dry day, and milder than yesterday.