Tennessee Child Support Calculator
Estimate child support under Tennessee Child Support Guidelines (Tenn. Comp. R. & Regs. 1240-02-04). Calculate baseline support, parenting time overnights, health insurance credits, and work-related childcare costs.
1. Enter Case Information
TN RulesEstimated Child Support
TN EstimateUnderstanding Tennessee Child Support Guidelines
Tennessee operates an Income Shares model under Tenn. Comp. R. & Regs. 1240-02-04. Basic child support obligation (BCSO) is adjusted for exact parenting days, health insurance, and work-related childcare.
Shared Custody & Overnights in Tennessee
Tennessee uses a precise parenting day variable in its worksheet. A parenting "day" is more than 12 consecutive hours. Parenting time credits begin at 69 days per year.
Calculate Your Exact Overnights →Official Court Worksheets & Forms
Family court filings in Tennessee require completing: Tennessee Child Support Worksheet (CS-0559). Review official forms before filing.
View State Worksheets Directory →Worked Calculation Example: Standard Tennessee Scenario
Here is a realistic line-by-line computation for two parents in Tennessee raising 2 children:
| Guideline Worksheet Line Item | Parent A (Paying) | Parent B (Receiving) | Combined / Order Total |
|---|---|---|---|
| Monthly Guideline Income | $4900 | $3400 | $8300 |
| Parental Income Proportion | 59% | 41% | 100% |
| Basic Child Support Schedule Obligation | - | - | $1400 /mo |
| Work-Related Childcare Cost | - | - | +$390 /mo |
| Health & Dental Insurance Premium | - | - | +$210 /mo |
| Total Combined Child Financial Needs | - | - | $2000 /mo |
| Final Estimated Monthly Support Order | Paid by Parent A to Parent B | $1110 /month | |
Frequently Asked Questions in Tennessee
Key legal questions regarding child support establishment, modifications, and enforcement in Tennessee.
How does Tennessee define a parenting "day"?
In Tennessee, a parenting day is defined as a parent having physical custody of the child for more than 12 consecutive routine hours in a 24-hour period.
When does the parenting time credit trigger in Tennessee?
Parenting time adjustments begin at 69 parenting days per calendar year, increasing progressively up to 182.5 days for equal parenting time.
What are recurring vs nonrecurring expenses in Tennessee?
Work-related childcare and recurring health insurance premiums are incorporated directly into the worksheet. Uninsured medical expenses are divided pro rata.
Next Useful Steps for Your Case
Take the next step in preparing your family financial documentation:
Convert Irregular Income
Standardize hourly wages, seasonal overtime, or commissions into monthly gross figures.
Launch Income Tool →Explore 50/50 Custody
See how equal time sharing and reciprocal guidelines impact final transfer payments.
50/50 Custody Tool →Download Official Worksheets
Find the exact PDF court forms and financial affidavits required by your court clerk.
Court Worksheets Directory →