Federal Withholding Tax Calculator – v.2016.12.20
Need More Help
- See IRS Publication #505 – Tax Withholding and Estimated Tax
- W4 – 2018 Federal Withholding Tax Form
Related Employee Tax Rates:
| OASI/Social Security | 6.20% | up to $128,400 for 2018 |
| Medicare | 1.45% up to $200,000 | |
| 2.35% over $200,000 | ||
| PERS Plan I | 6.00% | |
| PERS Plan II | 7.38% | |
| PERS Plan III | 5% to 15% | |
| TRS Plan I | 6.00% | |
| TRS Plan II | 5.95% | |
| LEOFF Plan II | 8.75% | |
| LEOFF Plan III | 5% to 15% | |
| TIAA/CREF | 5.00%, 7.50%, or 10.00% | |