Acting Chairman of the Economic and Financial Crimes Commission Ibrahim Magu testified before a panel looking into allegations labelled against him by Attorney-General of the Federation and Minister of Justice Abubakar Malami.
The panel is headed by Justice Isa Ayo Salami, a retired president of the Court of Appeal, Magu was detained last night after being quizzed by the panel.
He was whisked away from the Presidential Villa, where he was interrogated to the Force Criminal Investigation Department at about 10.15pm shortly after the investigative panel ended its sitting.
His escort mobile policemen and security detail were stood down before he was taken into custody.
It was learnt that shortly after emerging from the sitting, Magu was led into a waiting white Hilux van marked 371 D and insisted on sitting in the open space at the back of the Hilux.
The argument over his relocation to the FCID lasted for about 25 minutes and then Magu was later allowed to go to the FCID in his official car.