Teaching activities of the Institute are conducted in two different independent directions at all three levels of university studies. The first direction focuses on the branch of International Law in which the Institute provides compulsory law courses (International Public Law I, International Public Law II and International Private Law), compulsory elective courses (International Family Law and Law of International Economic Integration), elective courses (Law and Artificial Intelligence, Asylum Clinic I, Asylum Clinic II, Diplomatic and Consular Law, International Private Law for Business-law relations) and elective course of state examination – International Law. The second direction concerns the field of European Law. Courses are especially targeted at the constitutional foundations of the European Union, EU legal system and its relation to national law based on analysis of case-law of the Court of Justice of the European Union. In this line of direction, the Institute provides compulsory law courses (European Law I, European Law II), compulsory elective course Application of EU Law in national courts and elective courses, such as the Introduction to the Study of Human Rights (in cooperation with the Department of Law Clinics), The Influence of the European Union on the Criminal Law of its Member States and Fundamentals of the Internal Market of the European Union.
The Institute also provides PhD study programme in the field of International Law as of 2016. Prof. JUDr. Ján Klučka, CSc. was of paramount importance in the beginning of PhD studies at the Institute. At the present time, the person responsible for PhD study programme is prof. JUDr. Juraj Jankuv, PhD. The Institute also previously engaged students pursuing their PhD studies in other study programmes, because prof. JUDr. Ján Mazák, PhD. acted as a supervisor in the study programme of Civil Law and assoc. prof. JUDr. Martina Jánošíková, Ph.D. acted as a super- visor in the study programme of Theory and History of State and Law.