HistoryCentral Est. 1996
Legal Issues · Guest Feature

Child Support: The Formula Is Not Where the Fight Is

Child support calculation factors explained
illustration
What decides the number: whose income counts, imputed earning capacity, and overnights

Child support is still a concern for many United States families. Often, there are controversies over the financial assistance that custodial parents expect. The latest data from the United States Census Bureau reported that there were $29.9 billion of support to be paid in total, but only $20.3 billion was paid out. This figure would mean that only 64% of the total amount of money was actually handed to the custodial parent.

So, how is child support calculated? For many people, child support seems straightforward, but it can become complicated when factors such as parental income, child custody, and parenting time are taken into account.

State statutes outline a framework, but conflicts about what constitutes income or how 'parenting time' is defined, along with the allocation of additional expenses, can greatly impact how support amounts are calculated.

Let's explore how child support gets determined and which areas always trigger arguments. Knowing these aspects can help parents avoid breaches of the law and do everything possible to maintain fairness and advocate for a child's best interests.

Three Models, Not Two

There are three calculation models, according to the National Conference of State Legislatures. Income sharing is the dominant one, used by roughly 41 states. This method combines both parents' income, finds what a family at that income level would have spent on the children, and splits that obligation in proportion to each parent's share of the total.

A smaller group uses a percentage of income, wherein a fixed percentage is applied to the paying parent's income. This model ignores the other parent's earnings entirely.

The states of Delaware, Hawaii, and Montana use the Melson formula, which carves out a subsistence reserve for each parent before anything is allocated to the children.

Most states add health insurance premiums for the child, work-related childcare, and extraordinary medical costs. The expenses are normally apportioned between the parents in the same ratio as their incomes.

Gross or Net? The Question Generic Articles Skip

States do not uniformly agree on which income figure goes into the formula.

South Carolina builds its calculation on each parent's gross income before taxes. Meanwhile, California builds its calculation on net monthly disposable income after specified deductions.

According to an Orange County child support lawyer, it is possible to handle a child support dispute without legal representation. Still, it is easier to approach the family court case with experienced attorneys assisting you.

What Counts as Income Is Broader Than People Expect

Child support guidelines extend past a paycheck. It is typical that income is not restricted to one's salary but also includes bonuses, interest, extra hours worked, business revenue, rental income, interest and dividends, pension and retirement funds, and workers' compensation. The state usually factors in benefits from need-tested social assistance, e.g. SNAP, Medicaid, SSI, and TANF.

A parent whose income level is low but has a high net income level might have an amount calculated for them that doesn't seem to reflect their wage and tax statement at all.

Imputed Income Is the Real Battleground

This is the factor that decides the most contested cases and gets the least attention.

A parent who is voluntarily unemployed or deliberately underemployed can have income assigned based on what they could earn rather than what they actually earn. Courts may weigh education, skills, work history, licenses, certifications, age, health, and what the local job market actually pays for someone with those qualifications.

The support order then rests on that capacity figure, which can sit well above the parent's real current income.

Involuntary loss is treated differently. A genuine layoff, a documented health condition, and in some states incarceration are not the same as a resignation timed to a support hearing. The court decides whether the drop in income is something that happened to the parent or something the parent caused.

Refusing to produce financial information is not a strategy. Many states will simply presume an income, often at minimum wage or higher, and calculate from there.

Overnights Have to Be Real

In income-share states, parenting time feeds directly into the calculation. It is assumed that a parent keeping the child a substantial share of the time is already paying for food, utilities, and a bedroom.

The thresholds and the adjustment mechanics vary considerably by state. Some cross-credit each parent's obligation against the other's. Some apply a percentage reduction once overnights pass a defined line.

Many states provide parenting credit on the basis of any parenting schedule established by the court and not necessarily the one parents follow outside court. Child support is usually calculated based on the parenting time as ordered until there is a modification by the court.

Deviations Are Possible and Modifications Are Prospective

A court may depart from the guideline if applying it would result in injustice, but it must provide a written explanation for doing so. Special medical or educational requirements of a child, extraordinary work-related expenses, unusually high or low total incomes, and unique custodial arrangements not covered by the formula are common reasons.

Modifications need substantial and continuous changes to occur, but the process undergoes the same structure. Each passing month will result in payment based on the old figure. Child support departments of the state also periodically evaluate the orders made at times of request.

What determines the support number is whose income counts, what a parent could be earning, and how many nights the children actually sleep in each house. Those three arguments decide the case, and none of them appear anywhere in the formula.

From the makers of HistoryCentral

Explore our history apps

Take HistoryCentral with you. Our apps put American history and centuries of the human story in your pocket.

Browse the Apps →