_Sect. 1._ The Legislature of the United States shall have the power to lay and collect taxes, duties, imposts and excises;
To regulate commerce with foreign nations, and among the several States;
To establish an uniform rule of naturalization throughout the United States;
To fix the standard of weights and measures;
To borrow money, and emit bills on the credit of the United States;
To constitute tribunals inferior to the supreme court;
To make rules concerning captures on land and water;
To declare the law and punishment of piracies and felonies committed on the high seas; and the punishment of counterfeiting the coin of the United States, and of offences against the law of nations;
To subdue a rebellion in any State, on the application of its Legislature;
To call forth the aid of the militia, in order to execute the laws of the Union, enforce treaties, suppress insurrections, and repel invasions;
And to make all laws that 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 officer thereof,
_Sect. 2._ Treason against the United States shall consist only in levying war against the United States, or any of them, and in adhering to the enemies of the United States, or any of them. The Legislature of the United States shall have power to declare the punishment of treason. No person shall be convicted of treason, unless on the testimony of two witnesses. No attainder of treason shall work corruption of blood, nor forfeiture, except during the life of the person attainted.
_Sect. 3._ The proportions of direct taxation shall be regulated by the whole number of white and other free citizens and inhabitants, of every age, sex and condition, including those bound to servitude for a term of years, and three fifths of all other persons not comprehended in the foregoing description, (except Indians not paying taxes) which number shall, within six years after the first meeting of the Legislature, and within the term of every ten years afterwards, be taken in such manner as the said Legislature shall direct.
_Sect. 4._ No tax or duty shall be laid by the Legislature on articles exported from any State; nor on the migration or importation of such persons as the several States shall think proper to admit; nor shall such migration or importation be prohibited.