DataFebruary 22, 2007July 24, 2023 History of Alternative Minimum Tax (AMT) Returns and Liabilities, 1970-2005
DataJanuary 17, 2007July 24, 2023 Federal Individual Income Tax Burden by Congressional District, 2004
DataOctober 26, 2006July 24, 2023 Number of Words in Internal Revenue Code and Federal Tax Regulations, 1955-2005