If you do not need a custody order right away to keep your children safe, you can file a case in a Probate and Family Court.
If you do need a custody order right away because of domestic violence, you can file a 209A Complaint for Protection from Abuse. In a 209A Complaint a judge can only give custody to the person asking for protection from abuse.
Married and unmarried parents file different forms when they need a custody order right away.
Learn more about custody, parenting time and visitation.