We can review the amount you are paying and can make adjustments based on your current income. The Virginia Judicial System has a number of forms for each court available on the court's form page.You can ask the Virginia Courts for a formal modification of your child support order if your situation meets certain standards. To file your Motion for custody modification in the Juvenile Court, fill out the Virginia Form DC-630, which is the "Motion to Amend or Review Order." Virginia courts have the authority to revise and alter prior orders concerning the custody, care and maintenance of a child or children and make new orders. As long as there has been a change in circumstance, you have the right to file a petition to modify support. The circumstances that guided your original child support order can change over time, and a modification – or adjustment – may be necessary. 4-3b. Addendum to Support Petition– Request for Child Support (IV-D) Services. However, if filing in JDR court is appropriate, you must complete a "Motion to Amend or Review Order," which is found under Virginia Form DC-630. Fill out a child support modification petition. 2.