* The CBI registered a case, RC 20 (A) 96, against Lalu Prasad and 55 others on March 27, 1996. The case was registered following the Supreme Court's directions on March 19, 1996
* Earlier, a similar case was registered at Chaibasa police station in Bihar on February 20, 1996. This was transferred to the CBI
* On June 23, 1997, the CBI filed a charge sheet against all the accused, of which seven died during the trial
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