Chapter XXIII: Section VIII: The congress shall have power

I. To lay and collect taxes, duties, imposts and excises; to pay the
debts, and provide for the common defence and general welfare of the
United States; but all duties, imposts, and excises shall be uniform
throughout the United States.

II. To borrow money on the credit of the United States.

III. To regulate commerce with foreign nations, and among the several
states, and with the Indian tribes.

IV. To establish a uniform rule of naturalisation, and uniform laws on
the subject of bankruptcies throughout the United States.

V. To coin money, regulate the value thereof, and of foreign coin, and
fix the standard of weights and measures.

VI. To provide for the punishment of counterfeiting the securities and
current coin of the United States.

VII. To establish post-offices and post-roads.

VIII. To promote the progress of science and useful arts, by securing,
for limited times, to authors and inventors, the exclusive right to
their respective writings and discoveries.

IX. To constitute tribunals inferior to the supreme court.

X. To define and punish piracies and felonies committed on the high
seas, and offences against the law of nations.

XI. To declare war, grant letters of marque and reprisal, and make
rules concerning captures on land or water.

XII. To raise and support armies; but no appropriation of money to
that use shall be for a longer term than two years.

XIII. To provide and maintain a navy.

XIV. To make rules for the government and regulation of the land and
naval forces.

XV. To provide for calling forth the militia to execute the laws of
the Union, suppress insurrections, and repel invasions.

XVI. To provide for organising, arming, and disciplining the militia,
and for governing such part of them as may be employed in the service
of the United States, reserving to the states respectively, the
appointment of the officers, and the authority of training the
militia, according to the discipline prescribed by congress.

XVII. To exercise exclusive legislation, in all cases whatsoever, over
such district (not exceeding ten miles square), as, may by cession of
particular states, and the acceptance of congress, become the seat of
the United States, and to exercise like authority over all places
purchased by the consent of the legislature of the state in which the
same shall be, for the erection of forts, magazines, arsenals,
dock-yards, and other needful buildings:—and

XVIII. To make all laws which shall be necessary and proper for
carrying into execution the foregoing powers and all other powers
vested by this constitution in the government of the United States, or
in any department or office thereof.