In Virginia, child support is set using an income shares model: the combined monthly gross income of both parents and the number of children are run through a statutory schedule to produce a basic support obligation, which is then divided between the parents in proportion to each one's share of that combined income. The resulting number is a rebuttable presumption - the starting point a court is expected to use unless a specific reason justifies a different amount.
The income shares model, in plain terms
Instead of looking only at what one parent earns, Virginia's guideline looks at what both parents earn together. The idea is that a child should benefit from roughly the same proportion of parental income as if the household had never split up. The basic child support obligation comes off a statutory schedule keyed to combined monthly gross income and the number of children involved. Each parent then owes their proportional share of that basic obligation based on their share of the combined income.
Because the guideline amount is a rebuttable presumption, a court can order something different from the schedule number, but it has to have a basis for doing so - the schedule isn't just a suggestion to be ignored, and a parent asking to deviate from it should expect to explain why.
Time-sensitive: the schedule changed on July 1, 2025
This is important if you calculated support before mid-2025 or are using an older worksheet or calculator. The dollar schedule behind Virginia's guideline was updated effective July 1, 2025 by Senate Bill 805 - the first update to the table since 2014. Under the current schedule, the basic obligation for one child runs from $68 per month at the bottom of the table (combined monthly gross income of $0-$350) up to $3,306 per month at the top listed row (combined monthly gross income of $42,500). Combined incomes above $42,500, or falling between listed rows, are extrapolated rather than read directly off a fixed line. If you're relying on any calculator, worksheet, or number from before July 2025, confirm it reflects the updated table before you use it.
What counts as income
Virginia defines gross income broadly. It includes income from essentially all sources - salaries, wages, commissions, bonuses, self-employment earnings, pensions, dividends, rental income, Social Security benefits, workers' compensation, and similar sources. It specifically excludes benefits from public assistance or social services programs (such as TANF), federal Supplemental Security Income (SSI) benefits, and any child support a parent already receives. If your income situation is unusual - heavy self-employment, irregular bonuses, multiple income streams - it's worth confirming with your local court or a professional how a particular income source should be treated, since the guideline doesn't spell out every scenario.
Shared custody and split custody adjust the math
Virginia's guideline treats parenting-time arrangements differently depending on how time is actually divided:
Shared custody applies when a parent has the children for more than 90 days of the year. A "day" is generally a full 24-hour period, and there's a presumption that each parent is credited with one-half day where the parent with fewer overnights has an overnight that runs less than a full 24 hours.
Split custody applies in the different situation where each parent has physical custody of at least one of the children (for example, one child lives primarily with each parent).
Either arrangement changes how the basic obligation is calculated compared to a standard sole-custody case, so it's worth being precise about actual overnights and custody arrangements when support is calculated or recalculated.
Health coverage and child care are added on top
The basic guideline number isn't the whole picture. The cost of the child's health-care coverage and any work-related child-care costs are added to the basic child support obligation, and those added costs are shared between the parents in proportion to their incomes - the same way the basic obligation is divided. If you're comparing a support calculation to what you actually expect to pay or receive, make sure health insurance and child-care costs were factored in, not just the base schedule number.
Lower-income obligors
Virginia's guideline includes a safeguard for parents with very limited income. When the paying parent's (obligor's) gross income is at or below 150% of the federal poverty level, a court may order support below the usual presumptive minimum if that parent shows an inability to pay the full guideline amount. In deciding this, the court also considers the custodial parent's ability to maintain minimally adequate housing for the child. This is a fact-specific determination, not an automatic reduction - it requires making the showing to the court.
Changing a support order later
Support orders aren't locked in forever, but Virginia limits when and how they can change:
A child support order can be modified only when there has been a material change in circumstances since the order was entered - a job loss, a significant income change, or a change in custody time are the kinds of facts that typically matter.
Modifications are not retroactive to whenever the change actually happened. An order can be modified only back to the date the other party (the responding party) was given notice of the modification request - not to when income dropped, for instance.
Related to this, federal law backs up a strong rule against forgiving support that has already accrued: once child support has come due, it generally cannot be reduced or wiped out retroactively, which is why timing your request matters. If you know your circumstances have changed, filing for modification promptly - rather than waiting - protects your ability to have the change apply from an earlier date.
Enforcement, interstate cases, and bankruptcy
Virginia's Division of Child Support Enforcement (DCSE) can establish a support obligation administratively through an Administrative Support Order (ASO), which carries the same legal effect as a court order. Parents can apply through the state's MyChildSupport online portal, and an ASO can be appealed into the Juvenile and Domestic Relations District Court if a parent disagrees with it.
Federal law supplies much of the machinery behind enforcement nationwide: every state is required to run a child-support enforcement (Title IV-D) agency, and federal law authorizes tools such as income withholding, license suspension, and liens, plus allows garnishment of federal wages and benefits for support obligations. If the other parent lives in a different state, federal law requires that state to enforce a valid Virginia order and limits when another state can modify it, working alongside Virginia's adopted interstate support law to determine which state's order controls.
Finally, if either parent is considering bankruptcy, it's worth knowing that child support and similar domestic support obligations generally cannot be discharged in bankruptcy and are paid ahead of most other unsecured debts; property-settlement obligations from a divorce decree are also typically not dischargeable in a standard Chapter 7 case.
What you can do in Virginia
Gather income documentation for both parents - pay stubs, tax returns, self-employment records, and any other income sources - since the guideline runs off combined gross income.
Confirm you're using the post-July-2025 schedule if you or anyone else has calculated a number recently; the table changed for the first time since 2014.
Document actual custody time in days and overnights, since crossing the 90-day threshold (or having true split custody) changes how support is calculated.
Add in health insurance and child-care costs separately from the base schedule number - these get layered on and divided by income share.
If income is very low, be ready to show inability to pay the guideline amount if you believe the below-presumptive-minimum provision may apply to your situation.
File promptly if circumstances change - because modification isn't retroactive beyond the date the other parent gets notice, delay can cost you the ability to have relief apply earlier.
Consider DCSE's MyChildSupport portal if you need to establish support without already having a case in court, and know that any administrative order can be appealed to the Juvenile and Domestic Relations District Court.
Confirm current specifics with your Virginia court or DCSE before relying on any number, since guideline figures and thresholds are subject to change and individual case facts vary.
This article is general information, not legal advice for your specific situation - consult a licensed Virginia attorney or your local court for guidance on your case.
Frequently asked questions
How is child support calculated in Virginia?
Virginia adds both parents' monthly gross incomes together, looks up a basic support figure on the statutory schedule for that combined income and the number of children, and then divides that figure between the parents based on each one's share of the combined income. This guideline amount is a rebuttable presumption, meaning a court can deviate from it in an individual case for reasons the law allows.
Did Virginia's child support amounts change recently?
Yes. The schedule referenced in Virginia's child support statute was updated effective July 1, 2025 through Senate Bill 805, the first update to the table since 2014. If you calculated support before that date, or are working from an old worksheet or online calculator, confirm you are using the current schedule.
What counts as income for Virginia child support purposes?
Gross income is read broadly - it includes salaries, wages, commissions, bonuses, self-employment income, pensions, dividends, rental income, Social Security, and workers' compensation, among other sources. It excludes public-assistance benefits, federal SSI, and child support already being received.
Can I get a retroactive change if I was overpaying or underpaying?
Generally no. A Virginia child support order can be modified only going forward from the date the other parent received notice of the modification request, and only on a material change in circumstances. Past-due amounts that already accrued typically cannot be wiped out or reduced after the fact.
What if the other parent lives in another state?
Federal law requires every state to enforce a valid child support order from another state and restricts states from modifying an order that another state still has continuing jurisdiction over. This works together with Virginia's version of the Uniform Interstate Family Support Act to determine which state's order controls when parents live apart.
This article is general legal information, not legal advice, and may not reflect the most current law or the law in your jurisdiction. Laws vary by state and change over time. For advice about your specific situation, consult a licensed attorney.
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