The announcement at Pokemon dot com

Eligible competitors can earn their places in the Region Qualifiers through qualifying events. To participate in these events, players MUST have a Pokémon Trainer Club account and have a Player ID by January 18 at 10:00 a.m. PST. Pokémon TCG players also need to have logged in to the Pokémon TCG Online with a Player ID attached to their PTC account between October 18 and January 18 to participate.
So exciting! I don't think I'm I a Smogon type Pokemon strategist but I'm considering to participate just for the heck of it. I wonder if this is USA only.