The Constitution of the United States http://constitution.org/usconsti.htm Altered by 16th Amendment http://constitution.org/usconsti.htm http://constitution.org/usconsti.htm The Constitution of the United States http://constitution.org/usconsti.htm Altered by 16th Amendment http://constitution.org/usconsti.htm Article I, Section 8 http://constitution.org/usconsti.htm http://constitution.org/usconsti.htm Article I Sec.8 Article VII http://constitution.org/usconsti.htm http://constitution.org/usconsti.htm http://constitution.org/usconsti.htm http://constitution.org/usconsti.htm http://constitution.org/usconsti.htm http://constitution.org/usconsti.htm http://constitution.org/usconsti.htm http://constitution.org/usconsti.htm http://constitution.org/usconsti.htm http://constitution.org/usconsti.htm http://constitution.org/usconsti.htm The Constitution of the United States http://constitution.org/usconsti.htm http://constitution.org/usconsti.htm http://constitution.org/usconsti.htm http://constitution.org/usconsti.htm Article 1, Section 8 http://constitution.org/usconsti.htm http://constitution.org/usconsti.htm http://constitution.org/usconsti.htm Altered by 16th Amendment http://constitution.org/usconsti.htm http://constitution.org/usconsti.htm http://constitution.org/usconsti.htm Article I, Section 8 http://constitution.org/usconsti.htm http://constitution.org/usconsti.htm http://constitution.org/usconsti.htm http://constitution.org/usconsti.htm http://constitution.org/usconsti.htm http://constitution.org/usconsti.htm http://constitution.org/usconsti.htm http://constitution.org/usconsti.htm Article VII http://constitution.org/usconsti.htm Altered by 16th Amendment