Bouchar is a Moroccan citizen and is charged with membership of a terrorist organisation, murder of 191 people, attempted murder of 1824, criminal damage and trafficking with explosives. The total sentence requested by the prosecution is 38654 years. He is another of those alleged to be material authors of the bombings.
He was present in the flat in Leganés on the 3rd April 2004 when the police surrounded the flat with the intention of arresting the occupants. Having left the flat to put out the rubbish, Bouchar became aware of the police presence and managed to advise the rest of the group and to escape. Eventually he was arrested in Belgrade in the summer of 2005 and extradited to Spain.