Summary
If you make $12,960 a year living in the region of Tennessee, USA, you will be taxed $996. That means that your net pay will be $11,964 per year, or $997 per month. Your average tax rate is 7.7% and your marginal tax rate is 13.9%. This marginal tax rate means that your immediate additional income will be taxed at this rate. For instance, an increase of $100 in your salary will be taxed $13.85, hence, your net pay will only increase by $86.15.
Bonus Example
A $1,000 bonus will generate an extra $862 of net incomes. A $5,000 bonus will generate an extra $4,308 of net incomes.