Mr Nwabuoku is facing a nine-count amended charge of money laundering to the tune of N868 million.
The ex-AGF and Mr Nweke, a former deputy director in the Ministry of Defence, are being prosecuted for alleged N1.6 billion money laundering offences.
Mr Onyeaka told the court that his client had taken steps toward settling the matter.
The summon is owing to the non-payment of pension and gratuity to retired federal civil servants for nine months and counting.
The EFCC confirmed the release of the suspended accountant-general to The Gazette on Thursday.
