Certification Agreement
Illinois · Illinois Supreme Court · Effective March 1, 2025
This form is a Certification Agreement used in divorce cases involving children. It is a document where both parties sign to show they agree to the terms written in specific court papers, such as the Judgment of Dissolution of Marriage or the Parenting Plan.
Where this fits in a case
HearingStage: Hearing
This form is used when both the person starting the divorce case (Petitioner) and the person being sued (Respondent) have reached an agreement on the terms of the divorce, especially regarding children.
Either party may file.
Official instructions
How-to guides published by the court for this form.
Common questions
- Who needs to sign this form?
- Both the Petitioner and the Respondent must sign this form. The signatures must be done in front of a notary public for both parties.
- What does this form ask the judge to do?
- The form asks the judge to approve the agreements and sign the specific court documents that both parties have checked on the form.
Revision history
No changes recorded since we started tracking this form on October 9, 2026. The current version took effect March 1, 2025.
Related forms
- ATJ 105.3
Petition for Divorce with Children
This form is a request to the judge to legally end a marriage and includes information about any children involved. It asks for details about the people involved, the marriage, and the children's living situations.
Fillable PDFStart a case
Eff. Mar 1, 2025
- ATJ 108.4
Parenting Plan
This form is a Parenting Plan used in divorce cases with children. It asks the parties to fill out details about themselves, the children, and then outline the parents' rights, responsibilities, and a detailed schedule for when each parent will have the children.
Fillable PDFMotions
Eff. Mar 1, 2025
- ATJ 109.4
Additional Debts and Liabilities
This form is used to list extra debts and financial obligations that need to be paid after a divorce. It asks the parties to specify the name of the debt, the amount owed, and what percentage each person is responsible for paying.
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Eff. Mar 1, 2025
- ATJ 113.8
Divorce Summons
This form is a Summons used to officially notify someone that a divorce case has been started in court. It provides instructions to the person who receives it about how and when they must respond to the court.
Fillable PDFStart a case
Eff. Mar 1, 2025
- ATJ 123.3
Additional Children - Petition
This form is used to provide extra information about children when the main Petition for Divorce with Children does not have enough space. It asks for details like the child's name, age, and where they have lived.
Fillable PDFStart a case
Eff. Mar 1, 2025
- ATJ 138.1
Other Information about Children
This form asks for extra details about the children involved in a divorce case. It asks questions about other children, past court cases involving the children, other court cases that might affect the divorce, other people who have custody of the children, and if the children have lived with another adult without either parent recently.
Fillable PDFStart a case
Eff. Mar 1, 2025
- ATJ 1403.6
Answer or Response
This form is used to formally answer or respond to a Complaint or Petition filed in a case. It asks the filer to state whether they admit, deny, or do not know the truth of each statement made by the other party.
Fillable PDFRespond
Eff. May 1, 2024
- ATJ 1404.4
Additional Paragraphs for Answer or Response
This form allows a person to add extra information to an Answer or Response filed with the court. It asks the filer to respond to specific numbered or lettered paragraphs from the original court filing by admitting, denying, or stating they do not know the information.
Fillable PDFRespond
Eff. May 1, 2024