Internationaal Recht (Week 1): Name two situations where customary law and treaties will co-exist.

Question

Name two situations where customary law and treaties will co-exist.

Bas Dubbelman · Accepted Answer

Situations:
1. A situation where the content of a treaty-based and a custom-based obligation is identical (they reinforce each other)
2. A situation where the content of the two obligations is not exactly identical
   - Lex Posterior 
   - Lex Specialis

Internationaal Recht (Week 1)

Name two situations where customary law and treaties will co-exist.

Situations: 1. A situation where the content of a treaty-based and a custom-based obligation is identical (they reinforce each other) 2. A situation where the content of the two obligations is not exactly identical - Lex Posterior - Lex Specialis

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