The cross-border merger takes effect:
1° In the event of the creation of a new company, in accordance with article L. 236-4;
2° In the event of a transfer of assets and liabilities to an existing company, in accordance with the provisions of the draft terms of merger.
However, the effective date may not be later than the closing date of the current financial year of the receiving company during which the legality review was carried out, or earlier than that review or the receipt by the competent authority of the registered office of each company involved in the transaction of the certificate referred to in Article L. 236-42.
The nullity of a merger may be declared null and void by the competent authority of the receiving company.
A cross-border merger may not be declared null and void after the transaction has taken effect.