Bimal Kumar and associates has worked and advised inter-alia in following constitutional & criminal cases during past few decades :-
Katihar steamer disaster Enquiry Commission, Bihar
Bhagalpur blinding Case, Bihar
JMM Bribery Case (Delhi),
Fodder Scam (Patna High Court),
Police Wardi scam (Patna High Court),
I.L.O. President V.G.Gopal’s assassination case (Bihar),
Jharkhand Area Autonomous Council (JAAC) dismissal case (Jharkhand),
famous Chongial case (Sikkim) ,
Tehalka matter (New Delhi),
Gas tragedy case (Madya Pradesh),
Jharkhand Protem Speaker contempt matter (Supreme Court),
Goutma Rawani case (Supreme Court),
Bihar Chief Secretary G.S. Kang’s famous contempt matter (Supreme Court),
Chief Minister of Jharkahand case (Supreme Court ),
Laloo prasad Yadav’s famous case (Patna High Court),
Chief Secreatary Jharkhand case relating to function of Cabinet system of Jharkand
( Supreme Court),
Greater Ranchi famous case (Supreme Court),
M.I.S.A and D.I.R cases of Karpoori Thakur,
former Chief Minister of Bihar,
Sikkim Subject Matter Gangtok,
SMIT famous case at Sikkim,
Gold Control famous case in Kerala,
Golden ganj estate case at Bombay,
Shukla Brothers Murder case (Orrisa),
Constitutional controversial case of custom appraiser (Delhi High Court),
Lalitha matter (Tamil Nadu),
famous shankaracharya Matter and several other leading cases all over India.
Matter of judicial officers relating to determination of their retirement age (Supreme Court).