Washington Response to Petition to Decide Parentage is a court document that is filed in response to a petition to decide parentage. This document is used in Washington courts to establish the legal parent of a child. It is also used to establish the legal relationship between the child and the parents, including the rights and responsibilities of each parent. Generally, the response must be filed within 20 days of receiving the petition. The types of Washington Response to Petition to Decide Parentage includes a Consent to Establish Parentage, a Denial of Parentage, and an Objection to Establish Parentage. A Consent to Establish Parentage is when the respondent agrees to the establishment of parentage. A Denial of Parentage is when the respondent denies the establishment of parentage. An Objection to Establish Parentage is when the respondent has an objection to the establishment of parentage and requests a hearing.