# How Do Utah Courts Calculate Child Support?

**Table of Contents***[*SHOW*]*

1. How the Court in Utah Calculates Child Support
2. Step 1: Determine Each Parent’s Gross Income
3. Step 2: Combine the Incomes
4. Step 3: Determine Each Parent’s Percentage Share
5. Step 4: Adjust Based on Custody Arrangement
6. Step 5: Add Additional Expenses
7. Step 6: Apply the Final Calculation
8. Can the Court Deviate From the Guidelines?
9. What If a Parent Doesn’t Report Income Accurately?
10. How Often Can Child Support Be Modified?
11. What Happens if Child Support Isn’t Paid?
12. Contact a Salt Lake City Child Support Lawyer for More Information

If you’re going through a divorce or custody case in Utah, one of the biggest questions is: How does the court in Utah calculate child support**? Utah uses a specific legal formula to calculate child support**, and courts are required to follow it in most cases.

Understanding how that formula works can help you set realistic expectations and avoid surprises. That’s where a [child custody lawyer in Salt Lake City](https://www.brownfamilylaw.com/salt-lake-city-ut/child-custody-lawyer/) can help.

## How the Court in Utah Calculates Child Support

Child support in Utah is governed by [Utah Code Section 78B-12-101](https://le.utah.gov/xcode/Title78B/Chapter12/78B-12-S101.html) et seq., often referred to as the **Utah Child Support Act.**

Utah follows what is called an “income shares model.”

This means the court estimates how much parents would have spent on the child if they were still together, then divides that responsibility between both parents based on their incomes.

The goal is to ensure that children receive the same financial support they would have had if the household had remained intact.

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## Step 1: Determine Each Parent’s Gross Income

The first step in calculating child support is determining each parent’s gross monthly income. Under Utah Code Section 78B-12-203, gross income includes:

- Wages and salaries
- Bonuses and commissions
- Self-employment income
- Rental income
- Retirement income
- Unemployment or disability benefits

It can also include other sources of income, depending on the situation. If a parent is unemployed or underemployed, the court may impute income, meaning it assigns an income level based on that parent’s earning capacity rather than their actual earnings.

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## Step 2: Combine the Incomes

Once each parent’s income is determined, the court combines them to find the total combined monthly income.

This combined number is used to locate a base child support obligation from Utah’s statutory tables.

These tables are built into the law and provide a standardized amount based on:

- Combined income
- Number of children

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## Step 3: Determine Each Parent’s Percentage Share

Next, the court calculates each parent’s percentage of the total income. For example:

- If one parent earns 60% of the combined income, they are responsible for 60% of the child support obligation
- The other parent would be responsible for 40%

This percentage determines how the financial responsibility is divided.

## Step 4: Adjust Based on Custody Arrangement

The amount of child support can change depending on the custody arrangement. Utah recognizes three primary custody scenarios:

### Sole Physical Custody

This applies when the child primarily lives with one parent. The non-custodial parent typically pays child support to the custodial parent based on the formula.

### Joint Physical Custody

Defined under Utah Code § 78B-12-208, joint custody generally applies when both parents have the child for at least 111 overnights per year. In these cases, the calculation is more complex and takes into account:

- Each parent’s income
- The number of overnights each parent has

Support is often adjusted to reflect the shared responsibility.

### Split Custody

This applies when each parent has primary custody of at least one child. The court calculates support separately for each child and offsets the amounts.

## Step 5: Add Additional Expenses

The base child support amount is not the full picture. The court also considers additional expenses, including:

### Medical Expenses

Under Utah Code Section 78B-12-212, parents are required to share the cost of:

- Health insurance premiums for the child
- Uninsured medical expenses

These costs are typically divided in proportion to each parent’s income.

### Childcare Costs

Work-related childcare expenses may also be included in the calculation and divided between the parents.

## Step 6: Apply the Final Calculation

Once all factors are considered, the court arrives at a final child support amount. In most cases, this amount is presumed to be correct under Utah law. However, the court does have discretion to deviate from the guideline amount in certain situations.

## Can the Court Deviate From the Guidelines?

Yes—but only in limited circumstances. Under **Utah Code Section 78B-12-202**, the court can adjust child support if applying the standard formula would be unjust, inappropriate, or not in the child’s best interests.

Reasons for deviation might include:

- Extraordinary medical needs
- Special educational expenses
- Significant income disparity
- Other unique circumstances

If the court deviates from the guidelines, it must explain its reasoning.

## What If a Parent Doesn’t Report Income Accurately?

If a parent attempts to hide income or underreport earnings, the court has the authority to:

- Review financial records
- Impute income based on earning capacity
- Consider past earnings and work history

Transparency is critical in child support cases.

## How Often Can Child Support Be Modified?

Child support is not necessarily permanent. Under Utah law, support can be modified if:

- There is a substantial change in circumstances, or
- The existing order is at least three years old, and the new calculation would differ by a certain percentage

Examples of changes include:

- Job loss or increase in income
- Changes in custody arrangements
- Significant changes in the child’s needs

## What Happens if Child Support Isn’t Paid?

If a parent fails to pay child support, there are enforcement mechanisms available. These may include:

- Wage garnishment
- Interception of tax refunds
- Suspension of licenses
- Contempt proceedings

Child support obligations are taken seriously, and failure to comply can have significant consequences.

## Contact a Salt Lake City Child Support Lawyer for More Information

The court in Utah calculates child support using a structured formula based on both parents’ incomes, custody arrangements, and additional child-related expenses.

While the process can seem complex, the goal is straightforward: to ensure that children receive consistent financial support from both parents.

Understanding how the calculation works can help you better prepare for your case and make informed decisions about your financial future.

If you would like to learn more, give Brown Family Law a call for a consultation.

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