As far as the Massachusetts courts are concerned, both mothers and fathers have legal rights and obligations when it comes to children. However, a child born to unmarried parents doesn’t automatically have a legal father. The mother is given sole legal and physical custody until paternity is established. For married couples, the husband is presumed to be the biological father and is responsible for financial obligations. As a presumed father, if you believe you are not the biological father, meeting with an attorney to rebut presumed paternity is a time-sensitive matter and needs to be addressed as soon as possible. In order for an unmarried biological father to be established,