when was the 16th amendment ratified
Passed by Congress on July 2, 1909, and ratified February 3, 1913, the 16th amendment established Congress's right to impose a Federal income tax.6th Amendment to the U.S. Constitution: Federal Income Tax (1913). Citation: The 16th Amendment, March 15, 1913; Ratified Amendments, 1795-1992; General Records of the United States Government; Record Group 11; National Archives.