The anti graft agency banned Ahmad Jauhari and Abdul Karim since January 16 as they are needed for investigations of corruption case over the procurement of the Koran in 2011-2012, KPK spokesman Johan Budi said on Monday.
Ahmad Jauhari, the director general of Islam Mass Guidance,was already named a suspect on January 9, he added.
Abdul Karim was a former secretary of the Islam Mass Guidance Directorate General is needed as a witness.
KPK said the state lost around Rp14 billion from the Rp20 billion Koran procurement case in 2011 and Rp55 billion procurement case in 2012.
The anti graft agency has also named two other suspects in the related case including a Golkar party lawmaker Zulkarnaen Djabbar and his son Dendy Prasetya, the president of PT Perkasa Jaya Abadi Nusantara and PT Karya Sinergi Alam Indonesia.
Zulkarnaen and his son now held at KPK detention house of Guntur borrowed from the military will soon stand trial, Johan Budi said.(*)