The brother of Manchester Arena bomber Salman Abedi will be extradited to the UK by the end of the year, according to Libya's prime minister.
Hashem Abedi was arrested in the country shortly after the 2017 suicide attack that killed 22 people.
Fayez Al Sarraj told the BBC that Libya was "fully co-operating" with British authorities and denied that there were any delays on the country's part.
The Home Office said it would not be commenting at this stage.
Haftar photographed with Libyan PM
Analysis: Meeting lacks clear vision
BBC North Africa correspondent
It is not clear what the aims
of the conference in the Italian city of Palermo are, other than to keep Libya on the international
The country’s stability – however it may come - remains crucial
to Europe’s continued policy to reduce illegal migration from there.
Europe is not united over how to move forward on Libya. In the run-up to Palermo,
some diplomats privately described the meeting as a would-be “photo-op” that
has more to do with the rivalry between the French and Italian visions of how to resolve the crises there, and less to do with Libya itself.
The controversial commander
of Eastern Libya’s armed forces, Field Marshal Khalifa Hafter has so far
dominated the headlines with his late arrival on Monday and conflicting signals
on who he is willing to meet.