FAA Contract Opportunities is used by our contracting organizations to announce FAA's business opportunities to the public. Click 'Announcements' in the left menu to search for opportunities. To do business with FAA, you must register with the System for Award Management (SAM).
According to this site, http://www.ttb.gov/public_info/special_feature.shtml, the Whiskey Tax was repeal in 1802.
The income tax, which was declared unconstitutional by the Supreme Court in 1895, was reinstated by the Sixteenth Amendment to the Constitution on February 25, 1913. The Bureau of Internal Revenue was responsible for enforcement of the Prohibition amendment in the 1920s.