By that effect, the committees of University of Moral and Political Science during that era such as Professor Direk Jayanama, Professor Duen Bunnag by the leading of General Mangkorn Phromyothi as director and Professor Vijitr Lutitanon as the secretariat had agreed to establish the "Additional Regulation of the separation of studying into 4 faculties and the specified the academic session and exam 1949" and that affected to the establishment of Faculty of Law, Accounting and Commerce, Political Science and Economics in 14 June 1949.