It would be the coming into force of the agreement, so that would have to be the mechanism. We can come back to you with the exact.... It's the three countries, so I would assume that when the three countries have ratified it through their Parliament, the USMCA, or CUSMA, would come into force. I would have to confirm the understanding of the coming into force of the agreement.
On December 5th, 2018. See this statement in context.