You can file a petition for child custody in your county's Superior Court. If you are divorcing, the petition will be included in your divorce papers.Insert the civil action file number from the Complaint or Petition which was served to you. Go to a notary public at your local bank or other place of business. I believe that the following visitation arrangement is in the best interests of the child(ren):. This packet contains forms for people responding to a Petition for Legitimation. Child Custody and Visitation: I am a fit and capable parent, and I believe that the following custody arrangement is in the best interests of the children:. Please read and complete the seven (7) steps listed below in order to complete, file and serve your complaint for divorce. Gov or complete a referral form to learn more about the Access and Visitation program. File for Child Custody.