Chronology of events:
Jan 1996: Fodder scam unearthed after the then Deputy Commissioner of Chaibasa Amit Khare raided the Animal Husbandry Department. Documents seized provided substantial evidence of scam.
March 1996: Patna High Court asks CBI to investigate fodder scam. Following the order, CBI registers FIR in the Chaibasa (in undivided Bihar) Treasury case.
June 1997: CBI files chargesheet. Names Lalu Prasad as one of the accused.
July 1997: Lalu quits as CM, annoints Rabri as CM. Surrenders before CBI court. Sent to judicial custody.
April 2000: Rabri too named as accused in the case. However, she was granted bail.
Oct 2001: SC transfers case to Jharkhand HC after bifurcation of Bihar.
Feb 2002: Trial begins in Special CBI court in Jharkhand.
Dec 2006: A lower court in Patna acquits Lalu Prasad and Rabri Devi in Disproportionate Assets (DA) case.
March 2012: Charges framed against Lalu and Dr Jagannath Mishra, also an accused in fodder scam.
Sept 30, 2013: Lalu, Mishra and 45 others convicted in another fodder scam case RC 20A/96. Lalu sent to Ranchi jail and disqualified as Lok Sabha member. Also debarred from contesting elections.
Dec 2013: Supreme Court grants bail to Lalu.
May 2017: Trial revived after SC order on May 8. Apex court asks the lower court to separately try them in Deoghar treasury case RC 64A/96 and complete the hearing within nine months.
Dec 23, 2017: Lalu Prasad and 17 others found guilty by special CBI court. Convicted in 2 out of 6 cases