Class Learning Objectives1. What is a treaty?2. Who can make treaties?3. Consent to be bound4. Reservations and declarations5. Entry into Force6. Treaty Interpretation7. (In)Validity of Treaties8. Termination of Treaties
Vienna Convention on the Law of Treaties 1969 (VCLT)When did it enter into force?Which states are parties? If not parties, may be bound by custom:Which parts are custom?Other Relevant TreatiesVienna Convention on the Succession of States in Respect of Treaties 1978Vienna Convention on the Law of Treaties between States and International Organisations or between International Organisations 1986
1. What is a treaty?
2. Who can make treaties?
Adoption of the text (Art 9) By consent of all negotiatingAt multilateral conference by 2/3 majority unless decided otherwiseAuthentication of text (art 10)
3. Consent to be boundEvidenced by :One step Signature (art 12)Exchange of instruments constituting a treaty (art 13)Two Step: Signature + ratification (art 14(1))Signature + acceptance or approval (art 14(2))Accession (art 15)Any other means if so agreed (art 17)