The Basics of the Collaborative Divorce Process in Illinois

 Posted on March 17, 2026 in Collaborative Law

Divorce does not always have to mean litigation and bitter arguments in front of a judge. For some couples, collaborative divorce offers a way to end a marriage with less conflict, more privacy, and greater control over the outcome. If you are considering divorce in 2026 and are curious about whether collaborative divorce makes sense for you, we are here to help.

Our Aurora family law attorneys have over 25 years of combined experience helping Illinois families navigate child custody, property division, spousal support, and more. We are here to help you find the approach that protects your interests and your family's future.

What Is Collaborative Divorce in Illinois?

Collaborative divorce is a structured legal process where both spouses agree to resolve all divorce-related issues through a series of private meetings. Both spouses have their own attorneys, but instead of preparing for a fight, everyone agrees upfront to work toward a settlement.

The process is governed in Illinois by the Illinois Collaborative Process Act, 750 ILCS 90/. This law was enacted to give couples a formal legal framework for divorcing without court intervention. Under this law, both spouses and their attorneys sign a participation agreement at the start of the process. That agreement commits everyone to honest information sharing and good-faith negotiation.

One of the most important features of collaborative divorce is the disqualification clause. If the collaborative process breaks down and either spouse decides to litigate instead, both attorneys must withdraw from the case. Neither lawyer can represent their client in the resulting court case. This rule gives everyone a strong incentive to keep negotiations on track and reach a resolution.

Who Is Involved in a Collaborative Divorce?

Beyond the two attorneys, collaborative divorce often brings in other professionals to help the process move forward. Depending on your situation, your collaborative team might include:

• A financial professional who helps both spouses understand the full picture of marital assets and debts
• A divorce coach or mental health professional who helps manage emotions and improve communication between spouses
• A child specialist who focuses on the needs of any children and helps parents develop a workable parenting plan

Not every collaborative divorce requires all of these professionals, and some complicated divorces need even more. Some couples move through the process with just their attorneys. The team is built around the specific needs of your case.

When Does Collaborative Divorce Make Sense?

Collaborative divorce is not the right fit for every couple. It works best in situations where both spouses are willing to play fair in every regard. Collaborative divorce tends to produce the highest satisfaction rates among spouses when both parties enter the process with realistic expectations and a genuine willingness to cooperate.

It is worth asking yourself a few questions before deciding if collaborative divorce is right for you:

• Are you and your spouse able to be in the same room and have a productive conversation, even if you both know your marriage is at its end?
• Do you have children and want to prioritize a good co-parenting relationship going forward?
• Are there complex financial assets, a family business, or significant property that needs careful and thoughtful division?
• Do you value privacy and want to keep the details of your divorce out of public court records?
• Are you concerned about the cost and time that come with courtroom litigation?

If you answered yes to most of these questions, collaborative divorce may be a strong option for your family.

When Collaborative Divorce Is Not the Right Choice

There are situations where collaborative divorce is not appropriate. If there is a history of domestic violence or abuse in the relationship, the power imbalance can make honest negotiation nearly impossible.

If one spouse has been hiding assets or lying about finances, the open information-sharing that collaborative divorce depends on may not be possible. In high-conflict situations where communication has completely broken down, the courtroom may be the only realistic path forward.

How Does Collaborative Divorce Compare to Mediation and Litigation?

Illinois couples going through divorce have several options, and it helps to understand how collaborative divorce fits in the larger picture.

Collaborative Divorce vs. Mediation

Mediation and collaborative divorce are both out-of-court processes, but they are not the same thing. In mediation, a neutral third party — the mediator — helps both spouses reach an agreement. The mediator does not take sides and does not give legal advice. Many couples go through mediation without attorneys present at all.

In collaborative divorce, each spouse has their own attorney at every meeting. Your attorney is there to advise you, protect your legal rights, and make sure any agreement you reach is fair to you. The presence of attorneys on both sides throughout the entire process is a meaningful difference. You get legal guidance from someone who is entirely focused on your interests, while still staying out of court.

Collaborative Divorce vs. Litigation

Litigation is the traditional courtroom divorce. A judge ultimately decides the issues in your case if you and your spouse cannot reach a settlement on your own. Litigation gives you legal protections and court oversight, but it comes with significant costs — financially, emotionally, and in terms of time. Illinois divorce cases that go to trial can take a year or more to resolve, and the process is part of the public record.

Collaborative divorce, by contrast, keeps the decision-making in your hands. You and your spouse, with your attorneys and any professionals, work out an agreement that reflects your family's specific needs. Courts are not involved until it’s time to finalize the agreement. The process is private, typically faster, and often significantly less expensive than full litigation.

What Does the Collaborative Divorce Process Actually Look Like?

Once both spouses and their attorneys sign the participation agreement, the process moves through a series of structured meetings called four-way sessions. These meetings bring together both spouses and both attorneys at the same table. Topics are addressed one at a time, with the goal of reaching written agreements on each issue before moving on.

A typical collaborative divorce in Kane County might follow this general path:

• Each spouse retains a collaborative-trained attorney and signs the participation agreement.
• Both sides fully disclose financial information, including assets, debts, income, and expenses.
• Neutral professionals are brought in when needed to help with finances, parenting, or emotional issues.
• Four-way meetings are scheduled to work through each issue, such as property division, spousal support, and parenting arrangements.
• Once all issues are resolved, the attorneys prepare a written settlement agreement.
• The agreement is submitted to the court for approval, and the divorce is finalized.

The timeline varies depending on how complex your situation is and how quickly both sides can reach agreement. Many collaborative divorces are completed in a matter of months. Contested litigation, by comparison, can stretch on for a year or more.

Call an Aurora, IL Divorce Lawyer Today

If you are thinking about divorce and want to explore whether the collaborative process is right for your family, getting good information early in the process will help you decide. Our Kane County family law attorneys at The Law Office of Matthew M. Williams, P.C. have over 25 years of combined experience helping Illinois families through every type of divorce, including collaborative cases.

Call The Law Office of Matthew M. Williams, P.C. at 630-409-8184 to schedule a complimentary consultation and talk through your options.