Table Data - U.S Individual Income Tax: Tax Rates for Regular Tax: Lowest Bracket
| Title | U.S Individual Income Tax: Tax Rates for Regular Tax: Lowest Bracket |
|---|---|
| Series ID | IITTRLB |
| Source | U.S. Department of the Treasury. Internal Revenue Service |
| Release | SOI Tax Stats - Historical Data Tables (Not a Press Release) |
| Seasonal Adjustment | Not Seasonally Adjusted |
| Frequency | Annual |
| Units | Percent |
| Date Range | 1913-01-01 to 2018-01-01 |
| Last Updated | 2021-01-14 2:57 PM CST |
| Notes |
| DATE | VALUE |
|---|---|
| 1913-01-01 | 1.000 |
| 1914-01-01 | 1.000 |
| 1915-01-01 | 1.000 |
| 1916-01-01 | 2.000 |
| 1917-01-01 | 2.000 |
| 1918-01-01 | 6.000 |
| 1919-01-01 | 4.000 |
| 1920-01-01 | 4.000 |
| 1921-01-01 | 4.000 |
| 1922-01-01 | 4.000 |
| 1923-01-01 | 3.000 |
| 1924-01-01 | 1.500 |
| 1925-01-01 | 1.125 |
| 1926-01-01 | 1.125 |
| 1927-01-01 | 1.125 |
| 1928-01-01 | 1.125 |
| 1929-01-01 | 0.375 |
| 1930-01-01 | 1.125 |
| 1931-01-01 | 1.125 |
| 1932-01-01 | 4.000 |
| 1933-01-01 | 4.000 |
| 1934-01-01 | 4.000 |
| 1935-01-01 | 4.000 |
| 1936-01-01 | 4.000 |
| 1937-01-01 | 4.000 |
| 1938-01-01 | 4.000 |
| 1939-01-01 | 4.000 |
| 1940-01-01 | 4.400 |
| 1941-01-01 | 10.000 |
| 1942-01-01 | 19.000 |
| 1943-01-01 | 19.000 |
| 1944-01-01 | 23.000 |
| 1945-01-01 | 23.000 |
| 1946-01-01 | 19.000 |
| 1947-01-01 | 19.000 |
| 1948-01-01 | 16.600 |
| 1949-01-01 | 16.600 |
| 1950-01-01 | 17.400 |
| 1951-01-01 | 20.400 |
| 1952-01-01 | 22.200 |
| 1953-01-01 | 22.200 |
| 1954-01-01 | 20.000 |
| 1955-01-01 | 20.000 |
| 1956-01-01 | 20.000 |
| 1957-01-01 | 20.000 |
| 1958-01-01 | 20.000 |
| 1959-01-01 | 20.000 |
| 1960-01-01 | 20.000 |
| 1961-01-01 | 20.000 |
| 1962-01-01 | 20.000 |
| 1963-01-01 | 20.000 |
| 1964-01-01 | 16.000 |
| 1965-01-01 | 14.000 |
| 1966-01-01 | 14.000 |
| 1967-01-01 | 14.000 |
| 1968-01-01 | 14.000 |
| 1969-01-01 | 14.000 |
| 1970-01-01 | 14.000 |
| 1971-01-01 | 14.000 |
| 1972-01-01 | 14.000 |
| 1973-01-01 | 14.000 |
| 1974-01-01 | 14.000 |
| 1975-01-01 | 14.000 |
| 1976-01-01 | 14.000 |
| 1977-01-01 | 14.000 |
| 1978-01-01 | 14.000 |
| 1979-01-01 | 14.000 |
| 1980-01-01 | 14.000 |
| 1981-01-01 | 14.000 |
| 1982-01-01 | 12.000 |
| 1983-01-01 | 11.000 |
| 1984-01-01 | 11.000 |
| 1985-01-01 | 11.000 |
| 1986-01-01 | 11.000 |
| 1987-01-01 | 11.000 |
| 1988-01-01 | 15.000 |
| 1989-01-01 | 15.000 |
| 1990-01-01 | 15.000 |
| 1991-01-01 | 15.000 |
| 1992-01-01 | 15.000 |
| 1993-01-01 | 15.000 |
| 1994-01-01 | 15.000 |
| 1995-01-01 | 15.000 |
| 1996-01-01 | 15.000 |
| 1997-01-01 | 15.000 |
| 1998-01-01 | 15.000 |
| 1999-01-01 | 15.000 |
| 2000-01-01 | 15.000 |
| 2001-01-01 | 10.000 |
| 2002-01-01 | 10.000 |
| 2003-01-01 | 10.000 |
| 2004-01-01 | 10.000 |
| 2005-01-01 | 10.000 |
| 2006-01-01 | 10.000 |
| 2007-01-01 | 10.000 |
| 2008-01-01 | 10.000 |
| 2009-01-01 | 10.000 |
| 2010-01-01 | 10.000 |
| 2011-01-01 | 10.000 |
| 2012-01-01 | 10.000 |
| 2013-01-01 | 10.000 |
| 2014-01-01 | 10.000 |
| 2015-01-01 | 10.000 |
| 2016-01-01 | 10.000 |
| 2017-01-01 | 10.000 |
| 2018-01-01 | 10.000 |
