Article 1, Section 8, Clause 1

The Congress shall have Power 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;

1.Continental Congress, 15 Feb. 1786
2.James Madison, Preface to Debates in the, 1787
3.Records of the Federal Convention
4.Federal Farmer, no. 3, 10 Oct. 1787
5.An Old Whig, no. 6, Fall 1787
6.James Wilson, Pennsylvania Ratifying Convention, 4 Dec. 1787
7.Brutus, no. 5, 13 Dec. 1787
8.Brutus, no. 6, 27 Dec. 1787
9.Alexander Hamilton, Federalist, no. 30, 187--93, 28 Dec. 1787
10.Alexander Hamilton, Federalist, no. 31, 193--98, 1 Jan. 1788
11.Brutus, no. 7, 3 Jan. 1788
12.Alexander Hamilton, Federalist, no. 34, 209--15, 5 Jan. 1788
13.Alexander Hamilton, Federalist, no. 35, 215--18, 5 Jan. 1788
14.Luther Martin, Genuine Information, 1788
15.Oliver Ellsworth, Connecticut Ratifying Convention, 7 Jan. 1788
16.Debate in Virginia Ratifying Convention, 5--7, 11--12 June 1788
17.James Madison to George Thompson, 29 Jan. 1789
18.James Madison, Import Duties, House of Representatives, 9 Apr. 1789
19.House of Representatives, Amendment to Article 1, SEC. 8, CL. 1, 22 Aug. 1789
20.James Madison, The Bank Bill, House of Representatives, 2 Feb. 1791
21.Alexander Hamilton, Report on Manufactures, 5 Dec. 1791
22.House of Representatives, Post Office Bill, 6--7 Dec. 1791 3, 5 Jan. 1792
23.House of Representatives, Relief to Savannah, 28 Dec. 1796
24.Hylton v. United States
25.Thomas Jefferson to Albert Gallatin, 16 June 1817
26.James Madison to Joseph C. Cabell, 30 Oct. 1828
27.James Madison to Andrew Stevenson, 27 Nov. 1830
28.Joseph Story, Commentaries on the Constitution 2:§§ 904--25, 927--30, 946--52, 954--70, 972--76, 988, 1833
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