55. New states.

In what is known as the 'clean slate' rule, a new state does not by reason only of its succession to the relevant territory1 succeed automatically to the treaty rights or obligations of a predecessor state2. In the case of a multilateral treaty, nonetheless, a successor state may succeed by choice to the treaty by written notification to the depositary3. In such a case its participation in the treaty is effective from the date of its independence, not its notification4. In the case of a bilateral treaty, a successor state may succeed by choice to the treaty in the