The first important Magadhan king who emerged into the limelight was Bimbisara. An extremely refined diplomatist and tricky solon Bimbisara made a number of administrative reforms. To assist him in the efficient running of administration there were following officials as well.
Uparaja: Darsaka was the eldest son of Bimbisara. He was the uparaja with whose help Bimbisara ruled the kingdom.
Mandalikraja: They were a sort of feudal lords. They were given certain lands and governed them in accordance with the orders of the king.
Senapati: Senapati was responsible for organizing the army and leading it in campaigns.
Senapati-mahamatra: next to Senapati is Senapati-mahamatra.
Vyavaharika mahamatra: These were equivalent to the present judges.
Grambhojaka: He was the head of the village and helped in the collection of revenue.
Judicial administration: Judicial administration was very strict and severe punishments such as cutting the limb, whipping, cutting tongues, death sentences etc. were awarded to the criminals. Rewards were given for faithful service and fidelity to the king.