What happens in the UK eventually finds its way over to the States. Or something...
http://thomas.loc.gov/cgi-bin/bdquery/z?d110:h.r.00428:SECTION 1. BAN ON REALISTIC-LOOKING TOY HANDGUNS.
The Consumer Product Safety Commission shall promulgate a rule in accordance with section 9 of the Consumer Product Safety Act (15 U.S.C. 2058) to declare as a banned hazardous product under section 8 any toy which in size, shape, or overall appearance resembles a real handgun.
UKers, see also: http://www.therpf.com/showthread.php?t=24445