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Schaumburg Family Law Attorney
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Modifying a Custody Order: When and How

April 20, 2025
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Posted By: Robert M. Kaplan
young brother and sister smiling

Child custody agreements are implemented to support the child's best interests when parents separate or divorce. But what happens when life changes? Work schedules shift, children grow older, and people move, so it's only natural for family dynamics to evolve. Many parents don't realize that child custody orders can be modified, even after they're finalized.

At Robert M. Kaplan, P.C., we help families across Schaumburg and Cook County understand their rights and options when updating a custody agreement. Illinois Legal Aid can be a helpful resource. However, we're also here to help. Below, we'll break down when and how a custody order can be changed, what the court looks for, and how working with a child custody lawyer can make the process smoother and less stressful.

When Can a Custody Order Be Modified in Illinois?

In Illinois, custody orders (also known as "allocation of parental responsibilities and parenting time") can be modified after a significant change in circumstances. This change must directly affect the child's well-being or make the parenting arrangement impractical or unfair.

Generally, courts require that two years pass from the last custody judgment before a parent can request a modification unless there are urgent concerns like the child's safety. Modifications can also be filed earlier than two years if both parents agree to the changes or if there's clear evidence of harm or risk to the child.

In every case, the court's priority is the child's best interests, not the parent's convenience.

Common Reasons to Request a Custody Modification

Families come in all shapes and sizes, and no parenting plan is immune to life's changes. Here are the most common reasons parents request custody modifications:

  • Relocation or Move-Away Cases — If one parent plans to move a significant distance, within Illinois or out of state, the existing plan may need to be revised to accommodate travel and scheduling.
  • Changes in a Parent's Work Schedule — Shift changes, job promotions, or loss of employment can make it difficult for a parent to maintain their original parenting time. Courts may approve a new schedule that fits the family's current routine better.
  • Safety or Welfare Concerns — If one parent is suspected of neglect, abuse, substance use, or creating an unsafe environment, the other parent can request a modification to protect the child.
  • A Child's Changing Needs or Preferences — As children grow, their social, academic, and emotional needs evolve. Older children may also prefer a place where they feel more comfortable living.
  • Violation of the Existing Custody Plan — If one parent is consistently not following the agreed-upon parenting plan—refusing visits, skipping drop-offs, or not communicating—the other parent may request that the court reevaluate the arrangement.

How to Legally Request a Custody Modification

To begin the process, you'll need to file a petition to modify parental responsibilities or parenting time with the same court that issued the original custody order—in this case, typically through the Cook County Circuit Court.

The petition should include:

  • A clear explanation of the change in circumstances
  • Evidence supporting the modification (e.g., work schedules, police reports, communication logs)
  • A proposed new parenting plan that supports the child's best interest

Once filed, both parents may be asked to attend mediation, and if no agreement is reached, a judge will review the case at a hearing.

How Courts Decide on Modification Requests

The court doesn't modify custody just because one parent wants a change. Illinois law requires judges to evaluate the proposed modification using the "best interests of the child" standard. Factors considered may include:

  • The child's physical and emotional well-being
  • The relationship between the child and each parent
  • Each parent's ability to provide a stable environment
  • The distance between parents' homes and schools
  • Any history of domestic violence or abuse
  • The child's preferences (if age-appropriate)

The burden of proof lies with the parent requesting the change, who must show that the new arrangement better serves the child.

What Happens During Contested Modifications?

If both parents agree to the modification, the process is usually faster and more straightforward. But if one parent disagrees, the court may treat the case as contested, which can involve:

  • Court-ordered mediation
  • Evaluation by a guardian ad litem (a neutral representative for the child)
  • In-depth review of both parents' fitness and living situations
  • Testimony from witnesses, school counselors, or medical professionals

Contested cases can be emotionally taxing, especially when communication between parents is strained. That's why having a knowledgeable child custody lawyer in Schaumburg on your side can be invaluable.

Temporary vs. Permanent Modifications

Sometimes, changes in parenting time are only needed for a short period. Illinois courts may issue a temporary custody modification in situations like:

  • A parent being hospitalized
  • Military deployment
  • Emergency travel or health issues

On the other hand, permanent modifications are issued when a long-term change is required. Both types of changes must still meet the "best interest" standard.

How a Lawyer Can Help with Custody Modifications

Modifying a custody order involves more than just paperwork—it's a legal process with high emotional stakes. An experienced child custody lawyer can help you:

  • File the proper documentation
  • Build a strong case with relevant evidence
  • Advocate for your parental rights in court
  • Guide you through mediation or negotiation
  • Protect your child's best interests throughout the process

At Robert M. Kaplan, P.C., we understand that family life is full of twists and turns. We're here to help you navigate custody changes with compassion, clarity, and confidence.

Thinking About Modifying a Custody Order in Cook County? We Can Help!

If your current parenting plan no longer reflects your family's reality, don't wait. Contact our Schaumburg law office today to speak with an experienced child custody lawyer. We'll walk you through your options, protect your rights, and help you do what's best for your child, now and in the future.

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