This particular law appears to be targeted at an Iranian.
http://www.bbc.com/news/world-us-canada-27080244
It is not clear whether other countries will pass laws banning Obama from receiving visas to their countries, because of his involvement in terrorism.
But, The Man Who Used to Walk On Water has employed the tactic which Enzo so admired when used by his predecessor - specifically, he has announced that he will consider this law "advisory".