The SelfServe Center has a video available on filing for modification of child support. It is suggested that you view it for procedural information. 3.AOCCV600 , Civil Forms (CV). Motion And Notice Of Hearing For Modification Of Child Support Order. Files. Steps to modify a child support order in North Carolina. There are several steps to modifying a child support order. The first step is to file a Motion and Notice of Hearing for Modification of Child Support Order. If you decide to apply for child support services, please complete the application in its entirety and sign where appropriate. Download a free child support modification form to propose changes to a current child support agreement. Available in PDF or Word format.