All times in UTC ·
Dashed edge = started before, or continues beyond, this day
Events on Wednesday 22 October 1986 1
1986Tax Reform Act of 1986Major overhaul of the US federal tax codeThe US Congress passed a sweeping reform of the federal income tax system, simplifying tax brackets and closing numerous loopholes. It was the most significant overhaul of the US tax code since World War II. President Reagan signed it into law after bipartisan negotiation.