Wolfe considered the issue for a moment before Rail handed him a copy of the relevant law, provided by one of the Pentacle Members, who had brought a memory crystal with the necessary information.
It was a good thing that someone did, as Wolfe hadn't thought to include copies of the laws from all of the world's nations in their preparations.
Most of the world was under the One World Government to begin with, so it had been a fairly unified transfer. It was only his own continent that would have all these little discrepancies.
"By the letter of the law, the actual marriage is not needed. Only the public declaration that the heir has chosen his bride is included in the wording. That is why he has received the token of leadership, despite not being formally sworn in as leader.