1 "About IRS." IRS. Updated August 31, 2015. Accessed November 11, 2015.
2 "At-a-Glance: IRS Divisions and Principal Offices." IRS. Updated August 31, 2015. Accessed November 16, 2015.
3 Boortz, Neal and John Linder.The Fair Tax Book: Saying Goodbye to the Income Tax and the IRS. New York, NY: Harper Collins, 2005.
4 Bovard, James. "A Brief History of IRS Political Targeting." The Wall Street Journal. May 14, 2013. Accessed November 13, 2015.
5 Daily, Frederick W. Stand Up to the IRS. New York, NY: Nolo, 2012.
6 Erb, Kelly Phillips. "9 Fun Tax Facts on Tax Day to Help Ease the Pain." Daily Finance. April 15, 2010. Accessed November 13, 2015.
7 Hellman, Chris. "Top Five 'Fun' Facts about the IRS." National Priorities Project. April 11, 2012. Accessed November 11, 2015.
8 "Historical Highlights of the IRS." IRS. Updated January 23, 2015. Accessed November 16, 2015.
9 "Internal Revenue Service Data Book 2014." IRS. March 2015. Accessed November 13, 2015.
10 "IRS News Media." IRS. Updated November 9, 2015. Accessed November 16, 2015.
11 Scherer, Michael. "New IRS Scandal Echoes a Long History of Political Harassment." Time. May 14, 2013. Accessed November 13, 2015.
12 Stone, Amey. "10 Facts the IRS Doesn't Want You to Know." The Fiscal Times. February 4, 2015. Accessed November 13, 2015.
13 Sung, Jessica. "Why Is Tax Day April 15?" Fortune. April 15, 2002. Accessed November 18, 2015.
14 "Tax Fraud Alerts." IRS. Updated October 29, 2015. Accessed November 11, 2015.
15 Terrell, Ellen. "History of the U.S. Income Tax." Library of Congress Business Reference Services. Updated 2012. Accessed November 13, 2015.
16 Wang, Jim. "50 Fun Facts about Taxes." Bargaineering. April 15, 2008. Accessed November 13, 2015.
17 "What Is Tax Evasion and a List of Tax Cheaters." efile. 2015. Accessed November 13, 2015.
18 Williams, Sean. "10 Incredible Facts You Probably Don't Know about the IRS." The Motley Fool. February 8, 2014. Accessed November 11, 2015.