Families of those who died when Pan Am 103 was brought down by a terrorist bomb hidden in a piece of checked luggage have pushed for such a requirement for years.

CNN: Congress mulls tightened security for checked baggage

And it was Congress that imposed an individual requirement to buy health insurance on each American, with penalties for those who do not comply (hidden tax), with additional costs and penalties on businesses that are another hidden tax on businesses.

FORBES: The Supreme Court Disaster