Income shares on combined NET monthly income. Table-based. 25% overnight threshold for shared custody with 150% multiplier (WY-unique). Self-support reserve at federal poverty line.
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Wyoming calculates child support using the Income shares (combined net) established under WS §20-2-304. This is a statutory formula that leaves limited room for judicial discretion on the base calculation amount, ensuring consistency and predictability for families across the state.
Combined net → schedule percentage → prorated by income share.
The calculation begins with determining each parent's net disposable income, which includes virtually all sources of income minus taxes, mandatory payroll deductions, and certain hardship deductions. The court then applies the statutory formula using the time each parent has primary physical responsibility for the children and the applicable income allocation brackets.
Beyond the base formula amount, Wyomingrequires additional contributions for mandatory add-on expenses. These typically include childcare costs necessary for the custodial parent's employment or education, uninsured healthcare expenses for the children, and in some cases, educational and travel costs. These add-ons are split between parents in proportion to their respective incomes.
Primary statute: WS §20-2-304
Income shares on combined NET income.
25% overnight threshold (91+ nights) → 150% multiplier.
Self-support reserve at federal poverty line.
No state income tax.
150% shared custody multiplier (WY-unique).
No state income tax.
25% overnight threshold.
Answer a few questions about your income, custody, and children. Get your personalized estimate.
Residency Requirement
60 days
Mandatory Waiting Period
20-day waiting period after service
No-Fault Ground
Irreconcilable differences
State Income Tax
No state income tax.
Wyoming uses the Income shares (combined net) under WS §20-2-304. Income shares on combined NET monthly income. Table-based. 25% overnight threshold for shared custody with 150% multiplier (WY-unique). Self-support reserve at federal poverty line.
Key factors include both parents' income, the number of children, custodial time share, mandatory add-on expenses (childcare, health insurance), and any applicable deductions. Income shares on combined NET income.
Yes. Either parent can request a modification if there has been a material change in circumstances, such as a significant change in income, custody arrangements, or the needs of the child. The court will recalculate support using the same statutory formula.
Combined net → schedule percentage → prorated by income share.
Get a personalized child support calculation based on Wyoming's actual statutory formula.
Start My Free WyomingEstimate →This tool provides educational estimates based on Wyoming family law and does not constitute legal advice. Child support calculations are approximations of the statutory formula and may differ from court-ordered amounts. Consult a licensed Wyoming family law attorney before making decisions. Primary statute: WS §20-2-304.