Wisconsin individual income tax rates vary from 4.60% to 6.75%, depending upon marital status and income:
For single taxpayers and taxpayers qualified to file as head of household:
| Taxable Income: |
| over |
but not over |
2006 tax is |
of the amount over |
| $0 |
$9,160 |
4.60% |
$0 |
| $9,160 |
$18,320 |
$421.36 + 6.15% |
$9,160 |
| $18,320 |
$137,410 |
$984.70 + 6.50% |
$18,320 |
| $137,410 |
- |
$8,725.55 + 6.75% |
$137,410 |