Washington Mother's Declaration Regarding Paternity is a legal document used in the state of Washington to legally establish the paternity of a child whose parents are not married. This document is used to legally recognize the father of a child and to provide the father with certain legal rights. It can also be used to determine the father's involvement in the child's upbringing and potential financial obligations. There are two types of Washington Mother's Declaration Regarding Paternity: a Voluntary Acknowledgement of Paternity and an Adjudicated Acknowledgement of Paternity. The Voluntary Acknowledgement of Paternity is signed by both parents and filed with the Washington State Department of Health. The Adjudicated Acknowledgement of Paternity is a court order issued by a court of law. Both forms of Washington Mother's Declaration Regarding Paternity are binding legal documents and establish the paternity of a child.