History of Taxation of Social Security Research Note #12 Taxation of Social Security Benefits Research Note #12 http://www.ssa.gov/history/taxationofbenefits.html History of Taxation of Social Security Research Note #12 http://www.ssa.gov/history/taxationofbenefits.html Taxation of Social Security Benefits http://www.ssa.gov/history/taxationofbenefits.html http://www.ssa.gov/history/taxationofbenefits.html raised taxes on social security benefits supported by Ronald Reagan History of Taxation of Social Security supported by Ronald Reagan raised taxes on social security benefits History of Taxation of Social Security "Research Notes & Special Studies by the Historian's Office" http://www.ssa.gov/history/taxationofbenefits.html Research Notes & Special Studies by the Historian's Office History of Taxation of Social Security http://www.ssa.gov/history/taxationofbenefits.html http://www.ssa.gov/history/taxationofbenefits.html source supported by Ronald Reagan make 85 percent of Social Security benefits taxable Research Notes & Special Studies by the Historian's Office www.ssa.gov/history/taxationofbenefits.html history benefits had been subject to federal income tax since 1983 Research Note #12 History of Taxation of Social Security /research Note #12: Taxation of Social Security Benefits