Louisiana Child Support Calculator
Estimate child support under La. R.S. 9:315 et seq.. Calculate baseline support, parenting time overnights, health insurance credits, and work-related childcare costs.
1. Enter Case Information
LA RulesEstimated Child Support
LA EstimateUnderstanding Louisiana Child Support Guidelines
Louisiana operates an Income Shares model governed by La. R.S. 9:315. Both parents' adjusted monthly gross incomes are combined, with adjustments for health insurance, daycare, and extraordinary medical costs.
Shared Custody & Overnights in Louisiana
Under La. R.S. 9:315.9, shared custody applies when each parent has physical custody for at least 128 days (approximately 35%), requiring Worksheet B with a 1.5 duplication multiplier.
Calculate Your Exact Overnights →Official Court Worksheets & Forms
Family court filings in Louisiana require completing: Worksheet A (Sole Custody) and Worksheet B (Shared Custody). Review official forms before filing.
View State Worksheets Directory →Worked Calculation Example: Standard Louisiana Scenario
Here is a realistic line-by-line computation for two parents in Louisiana raising 2 children:
| Guideline Worksheet Line Item | Parent A (Paying) | Parent B (Receiving) | Combined / Order Total |
|---|---|---|---|
| Monthly Guideline Income | $4400 | $2900 | $7300 |
| Parental Income Proportion | 60% | 40% | 100% |
| Basic Child Support Schedule Obligation | - | - | $1220 /mo |
| Work-Related Childcare Cost | - | - | +$340 /mo |
| Health & Dental Insurance Premium | - | - | +$190 /mo |
| Total Combined Child Financial Needs | - | - | $1750 /mo |
| Final Estimated Monthly Support Order | Paid by Parent A to Parent B | $1005 /month | |
Frequently Asked Questions in Louisiana
Key legal questions regarding child support establishment, modifications, and enforcement in Louisiana.
When do you use Worksheet B in Louisiana?
Worksheet B is required when parents have shared custody, defined as each parent having physical custody for not less than 128 days during the calendar year.
What income deductions are permitted in Louisiana?
Permitted deductions from gross income include preexisting child support or spousal support orders actually paid to third parties.
Are private school tuition expenses included in Louisiana child support?
Under La. R.S. 9:315.6, private school tuition may be added to basic support if mutually agreed upon or if a special need or family history is demonstrated.
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 →