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Max Planck Encyclopedia of Public International Law [MPEPIL]

Treaties, Validity

Meinhard Schröder, Angela Schwerdtfeger

Content type:
Encyclopedia entries
Product:
Max Planck Encyclopedias of International Law [MPIL]

Module:
Max Planck Encyclopedia of Public International Law [MPEPIL]
Article last updated:
January 2022

From: Oxford Public International Law (http://opil.ouplaw.com). (c) Oxford University Press, 2023. All Rights Reserved.date: 20 March 2023

Subject(s):
Good faith — Vienna Convention on the Law of Treaties — Treaties, application — Treaties, effect for third states — Treaties, invalidity, termination, suspension, withdrawal — Codification — Peremptory norms / ius cogens — State practice

Published under the auspices of the Max Planck Institute for Comparative Public Law and International Law under the direction of Professor Anne Peters (2021–) and Professor Rüdiger Wolfrum (2004–2020). 

1 The term validity of treaties designates in a comprehensive manner the conditions a treaty must fulfil in order to produce a legal effect and the consequences of State responsibility in case of non-compliance (Compliance). These conditions concern (a) the power to conclude an international treaty (Treaties, Conclusion and Entry into Force; Treaty Making Power); (b) the consent of the parties; (c) the legality of treaties; and (d) requirements for registration and publication (Treaties, Registration and Publication). Conflicts between treaties (Treaties,...
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