The department consists of three directorates: Tamil development–responsible for development of Tamil language; information and publicity–responsible for public relations; stationery and printing–responsible for government printing.

The department consists of three sub-divisions: Tamil development, information and publicity; stationery and printing.

[1] Tamil is the widely spoken and official language of the state.

[2] The Tamil development department is responsible for the development of the language through the directorate of Tamil development, administration of educational institutes, translation of works and institution of literature awards.

[3] The following educational and research institutes function under the department:[3] The information and publicity department is responsible for public relations management, government advertising, conducting government functions, administration of memorials, management of cable and television networks, welfare of journalist and film workers.