Yes. It seems that since some parents don't know how to keep magnets away from their young ones, no one can have them. Sounds about right.
http://news.slashdot.org/story/12/07/25/2131249/feds-ban-buckyballs-magnets
http://news.slashdot.org/story/12/07/25/2131249/feds-ban-buckyballs-magnets