Child support and spousal support are handled in Family Court. Child Support Forms ; 4-3a.Petition (Commissioner). You can also call the NYS Child Support Helpline at 888-208-4485 ( TTY : 866-875-9975) or email your local Child Support Office if you have any questions. 1. Fill out a child support modification petition. 2. File the petition with the Family Court that most recently established your order. 3. Call (866) 843-6388 - Jonathan D. Katz is dedicated to helping individuals and families in Family Law and Divorce cases. Forms: Probation Forms, Presentence Investigation Forms, Child Support, Visitation, Custody and Paternity Petition Forms, Sign up for Notifications. The committed Orange County spousal support lawyer at The Law Office of Robert Sunshine are on your side, contact our firm today. Generally, the lower-earning parent will be treated as the "custodial parent" and the higher-earning parent will end up paying child support.