Virginia’s child support system is built around a clear statutory framework, and the law makes one point unmistakable — child support orders do not update automatically. If your financial circumstances or your child’s needs have changed significantly, you must return to court to request a modification.
Read on to learn more about when and how to get a child support modification.
Modifications are never automatic
It would make sense that since kids are always growing and changing, their support amounts would change to accommodate their needs. But that’s not how the law or the Virginia family law courts work.
Va. Code § 20‑108.2 determines the amount of support for dependents using mandatory guidelines. The court also presumes that the guideline amount is correct unless specific evidence shows otherwise.
Because of this presumption, the court cannot adjust your order unless you formally ask for a review.
Common reasons to return to court
Parents typically return to court when there has been a material change in circumstances, such as:
- A significant increase or decrease in income
- Job loss or a change in employment
- Changes in childcare or health‑insurance costs
- A shift in the parenting schedule
- There are new medical, educational or developmental needs for the child
Any of these changes can affect the guideline calculation under § 20‑108.2, which requires the court to apply the statutory worksheet and determine whether the existing order still reflects the correct amount of support.
Why timing matters
Virginia courts apply the guidelines as of the date you file, not the date your circumstances changed. That means delays can cost you months of support you might otherwise be entitled to receive, or alternatively, be relieved of paying. Because the statute creates a rebuttable presumption that the guideline amount is correct, the court cannot modify your child support order retroactively before the filing date. Seeking appropriate legal guidance early on is therefore wise.



