confederation; grant letters of marque and reprisal; coin money; emit
bills of credit; make anything but gold and silver coin a tender in
payment of debts; pass any bill of attainder, ex post facto law, or law
impairing the obligation of contracts, or grant any title of nobility.
2. No State shall, without the consent of the Congress, lay any imposts
or duties on imports or exports, except what may be absolutely necessary
for executing its inspection laws: and the net produce of all duties and
imposts, laid by any State on imports or exports, shall be for the use
of the treasury of the United States; and all such laws shall be subject
to the revision and control of the Congress.