Self-Employment Child Support Calculator

See how courts adjust self-employment income for child support. Compare Schedule C income vs. court-recognized income with add-backs and imputed income scenarios.

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Total revenue before expenses
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Deductible operating expenses
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Add-back: courts often exclude this
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Add-back to income
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50% add-back typical
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Court-Adjusted Income vs Tax Return
$2,496/mo support
Schedule C Net$10,000/mo
Add-backs Total+$2,000/mo
Court Income$12,000/mo
Estimated Support$2,496/mo
Courts often add back depreciation, personal vehicle use, meals/entertainment, and home office deductions to self-employment income. Tax return income is typically lower than court-recognized income.
Advanced Calculator

Schedule C vs. court income comparison, add-back analysis (depreciation, vehicle, meals, home office), expense legitimacy guide, and imputed income scenarios.

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Schedule C Income
$1,913/mo CS
Based on $85,000/yr
Court-Recognized Income
$2,270/mo CS
Based on $100,900/yr
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Schedule C$85,000/yrCourt Income$100,900/yr
Schedule C Income$85,000/yr
+ Depreciation+$8,000
+ Vehicle (personal use)+$4,000
+ Meals (50%)+$1,500
+ Home office+$2,400
Court-Recognized Income$100,900/yr
Additional monthly CS due to add-backs+$358/mo
Professional Simulator

Full business financials (revenue, COGS, expenses, depreciation, vehicle %, meals, home office, family salaries), SE tax calculation, what-if scenarios, and 20-year lifetime projection.

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SE Professional Child Support Analysis
$1,530/mo
Income Reconciliation
Gross revenue: $140,000
Schedule C net: $66,400
+ Depreciation add-back: +$12,000
+ Vehicle personal (40%): +$3,200
+ Meals add-back (50%): +$2,500
Court income: $85,000
NCP Tax Burden
Court income: $85,000/yr
SE tax (15.3%): −$12,010
Federal income tax: −$9,081
Net take-home: $5,326/mo
After CS: $3,796/mo
Schedule C Diff.+$335/mo
Total Add-Backs$18,600/yr
Annual CS$18,360

How Self-Employment Income Is Calculated for Child Support

Self-employed parents face additional scrutiny in child support proceedings because their income is often less transparent than W-2 employment. Courts look beyond Schedule C net income to determine a parent's true earning capacity.

What Courts Add Back to Schedule C Income

Courts frequently add back deductions that reduce taxable income but do not represent actual cash expenses that reduce the parent's living standard:

Self-Employment Tax Treatment

Self-employed individuals pay both the employee and employer portions of FICA (15.3% total). Courts generally allow the deduction of the employer-equivalent portion (7.65%) from self-employment income, mirroring how W-2 employees' income is treated.

Schedule C Net = Gross Revenue − Business Expenses
Add-backs = Depreciation + Personal Vehicle Use + 50% Meals + Home Office
Court Income = Schedule C Net + Add-backs
SE Tax Deduction = (Gross Revenue × 7.65%) ÷ 2
Adjusted Income = Court Income − SE Tax Deduction

Example — Self-Employed Contractor

Annual revenue: $180,000. Business expenses: $60,000. Depreciation: $12,000. Vehicle personal: $3,600/yr.

Schedule C Net$120,000/yr
Add: Depreciation+$12,000
Add: Vehicle Personal Use+$3,600
Add: 50% Meals ($4,800)+$2,400
Court-Recognized Income$138,000/yr ($11,500/mo)
Less: SE Tax Half-$1,300/mo
Net Monthly for Support$10,200/mo

Frequently Asked Questions

Yes. Courts look at the totality of a self-employed parent's financial picture: bank deposits, business credit card statements, lifestyle indicators (housing, vehicles, vacations), business growth trends, and the profitability of similar businesses in the area. If a business appears to under-report income relative to the parent's lifestyle, courts may use a "cash flow" analysis rather than relying solely on tax returns.
Imputed income is an income amount assigned to a parent who is voluntarily unemployed, underemployed, or under-reports their earnings. Courts impute income based on the parent's work history, education, skills, and the local job market. For self-employed parents, imputation can occur when business income appears artificially low, when the parent claims no income while the business remains viable, or when they could earn more as an employee.
Courts are skeptical of business losses, especially in closely-held businesses. A paper loss due to depreciation or accelerated deductions may not reduce income for child support purposes. Genuine operating losses from a struggling business may be accepted, but courts often require extensive documentation. Recurring losses over multiple years may lead courts to question whether the business is a legitimate enterprise or a vehicle to shelter income.
Yes. Distributions from S-corporations, partnerships, and LLCs are treated as income for child support purposes, even if they are not classified as wages on a W-2. Courts look at total cash available — salary plus distributions plus perquisites. Business owners who pay themselves minimal salaries while taking large distributions to avoid FICA are often ordered to pay support based on total economic benefit from the business.
Typically required documents include: 3 years of personal tax returns (1040 with all schedules), 3 years of business tax returns (1120S, 1065, or Schedule C), bank statements for all personal and business accounts, profit and loss statements, accounts receivable/payable records, and documentation of all business expenses. Courts or opposing counsel may also request a forensic accountant's analysis in contested high-income cases.

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