Special Report

The Worst Tax Offenders in US History

15. Unum Group
> US pre-tax income: $923 million
> Current federal income tax (including tax rebates): -$98 million — #13 lowest
> Effective tax rate: -10.7% — #22 lowest
> Industry: Financial

Source: hapabapa / iStock Editorial via Getty Images

14. Fiserv
> US pre-tax income: $1.1 billion
> Current federal income tax (including tax rebates): -$25 million — #30 lowest
> Effective tax rate: -2.3% — #38 lowest
> Industry: Financial data services

Source: RiverNorthPhotography / iStock Unreleased via Getty Images

13. FirstEnergy
> US pre-tax income: $1.1 billion
> Current federal income tax (including tax rebates): -$14 million — #33 lowest
> Effective tax rate: -1.3% — #41 lowest
> Industry: Utilities, gas and electric

Source: JHVEPhoto / iStock Editorial via Getty Images

12. Advanced Micro Devices
> US pre-tax income: $1.2 billion
> Current federal income tax (including tax rebates):
> Effective tax rate:
> Industry: Computers, office equipment, software, data

Source: Teka77 / iStock Editorial via Getty Images

11. FedEx
> US pre-tax income: $1.2 billion
> Current federal income tax (including tax rebates): -$230 million — #5 lowest
> Effective tax rate: -18.9% — #13 lowest
> Industry: Miscellaneous services

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