Distinctions are made between amatyas and mantrins. While a mantri is generally understood to be a diplomat, amatya is a counsellor.  

• Mantri Mandala was a council of ministers. Rahasyadhikrita was a private secretary of the king.  
• Manikkappandaram-Kappan was an officer in charge of the treasury (Manikka – valuables; Pandaram – treasury; Kappan – keeper).  
• Kodukkappillai was the officer of gifts. They were central officers under the Pallava king.  
• Kosa-adhyaksa was the supervisor of the Manikkappandaram-kappan.  

• Judicial courts were called Adhikarna Mandapa and judges called Dharmadhikarins.  
• Fines are mentioned in the Kasakudi plates of Nandivarman Pallava as Karanadandam (fine in superior/ higher court) and Adhikaranadandam (fine in district level). 

Source: Tamil Nadu state board.