Massachusetts Complaint For Custody of Children is a legal document used to file a complaint in Massachusetts to ask for custody of a child or children. This document is used to ask the court to order a parent or other individual to provide legal and physical custody of a child or children. This complaint can be used in cases of divorce, legal separation, or when two unmarried parents are separating or when one parent is denying the other parent access to the child. The two types of Massachusetts Complaint for Custody of Children are Legal Custody and Physical Custody. Legal Custody is used to ask the court to determine who will make legal decisions for the child or children, such as decisions regarding health care, education, and religion. Physical Custody is used to ask the court to determine who will have physical possession of the child or children and establish a visitation schedule for the other parent or guardian.