With the Maximus XI Gene/Apex not appearing in the US, are there warranty issues with importing one?

From what I can tell, Asus has inexplicably decided not to sell two of their more interesting boards in the US.

I can get one of them from an Amazon 3rd party seller for a (semi) reasonable…

With the Maximus XI Gene/Apex not appearing in the US, are there warranty issues with importing one?

Source: [H]ardOCP – With the Maximus XI Gene/Apex not appearing in the US, are there warranty issues with importing one?