Illinois Response To Petition For Dissolution Of Marriage is a document filed with the Circuit Court in response to a Petition for Dissolution of Marriage that has been filed by one spouse. It is the responding spouse's opportunity to provide the court with their response to the petition. The response will outline the responding spouse’s agreement or disagreement with the claims made in the petition. Depending on the circumstances, the responding spouse may also make claims of their own. There are two types of Illinois Response To Petition For Dissolution Of Marriage: an Uncontested Response, and a Contested Response. An Uncontested Response is when both spouses agree to all the claims in the petition. A Contested Response is when the responding spouse does not agree to all the claims made in the petition.