When the Other Parent Moves With Your Child During the Case
Learn what to check when the other parent moves or plans to move with your child during a custody case, and how to get legal help quickly.

A diagnosis alone usually does not limit parenting time. Learn how courts weigh your current parenting, state laws, and the evidence that matters.
Best for the Children Editorial·6 min read·October 16, 2026
When you’re worried that a mental health diagnosis could affect your time with your child, the key issue is usually how your condition affects your parenting today. A diagnosis by itself usually does not justify limiting parenting time; courts focus on the child’s safety and your current parenting capacity.
Mental health appears in many states’ best-interest laws, and a court can consider specific evidence about how a condition affects your child. You can prepare by focusing on your day-to-day care, any supports that help you parent, and the child’s needs.
You deserve to have your parenting judged on the facts of your family. Mental health is a real factor in many states’ best-interest laws, yet a diagnosis alone usually does not justify restricting your time with your child.
Colorado’s law directs courts to consider everyone’s mental and physical health, while stating that “a disability alone shall not be a basis to deny or restrict parenting time.” Illinois presumes both parents are fit and allows restrictions when parenting time would “seriously endanger” the child. You can review the Illinois parenting-time statute for its standards.
The National Council on Disability has urged courts to require a link, often called a “nexus,” between a parent’s condition and harm to the child. The question for the court is practical: how are you functioning as a parent now, and how does that affect this child? Relevant facts may include specific safety concerns, the care your child receives, and supports that help you meet your responsibilities.
State laws give courts room to consider mental health, with the child’s best interests guiding the decision. Michigan names the mental and physical health of the parties among its best-interest factors, and Florida’s law directs courts to consider the mental and physical health of the parents. You can read the Michigan best-interest factors and Florida’s parenting and time-sharing statute.
Those laws do not make a diagnosis an automatic custody result. Courts weigh the circumstances of the child and each parent, including evidence about whether a condition affects safe, reliable care. The details and legal tests differ by state.
For example, Illinois sets a serious-endangerment standard for restrictions on parenting time, while Colorado expressly bars disability alone as the basis for denying or restricting time. These examples show why you should check the law in your state and get advice about how its language applies to your circumstances.
Disability rights call for an individualized, fact-based assessment of each parent. 2015 guidance from the U.S. Departments of Justice and Health and Human Services says courts and agencies must avoid decisions based on stereotypes, and it addresses custody hearings. Any safety concern should be assessed using the particular facts of your family.
Idaho law gives a parent with a disability the opportunity to show how adaptive equipment or supportive services help them parent. It also requires specific findings about an effect on the child and says the law does not authorize discrimination based on disability.
The National Council on Disability’s 2012 report, *Rocking the Cradle*, describes serious discrimination faced by parents with disabilities, including parents with psychiatric disabilities. Its 70–80% figure concerns child-welfare removals involving parents with disabilities, not divorce or parent-versus-parent custody cases. The Council’s report page provides more context.
A custody evaluation should focus on your parenting capacity and your child’s welfare. The American Psychological Association’s 2022 guidelines prioritize the child’s well-being and recommend attention to substance use and domestic violence as part of an evaluation.
A mental health condition is one part of the picture; an evaluator’s central task is to assess how you parent and what arrangements serve your child. If you take part in an evaluation, answer questions directly and explain any treatment or supports relevant to your care.
Rules for therapy records differ by state. Illinois provides one example: in a divorce or custody case, a parent’s mental condition is not introduced solely because custody is at issue. The condition is introduced if that parent, or a witness for that parent, first testifies about the records. A judge reviews records privately before release, and a subpoena requires a court order or the parent’s written consent. Talk with a lawyer before handing over therapy records.
Continuing treatment and following your care plan can help show how you are managing your responsibilities as a parent. Keep attending appointments during the case, and ask your provider about documentation that accurately describes your functioning and any support you use.
Illinois allows courts to order supervision, arrange exchanges through a third party, or require treatment. Restrictions can be changed when circumstances change, so an order can respond to updated facts about the child and your parenting.
A step-up plan is a common practice pattern, not a rule specific to mental health cases. It might begin with supervised parenting time, then move to longer visits and later overnights when you meet clear, measurable goals. Ask your lawyer to tie any proposed steps to the child’s needs and to specific conditions you can demonstrate.
Parents have reported that mental health diagnoses were used to discredit them in custody disputes, especially mothers who had experienced family violence. A 2023 scoping review found that mental illness did not consistently predict custody outcomes. In one U.S. survey, 88% of parents with mental illness who had custody cases said their illness was raised in court; that is self-reported experience, not a measure of how often it happens across all cases.
If you live with a mental health condition, keep records of treatment attendance, parenting arrangements, and supports that help you care for your child. Ask your lawyer how to respond to claims with specific evidence about your current functioning and your child’s safety.
If you are concerned about the other parent, describe observable behavior and its effect on your child. Keep the focus on particular safety needs and a workable parenting arrangement, and avoid treating a diagnosis by itself as proof of risk.
Photo: Snuggle Time by desertdutchman, BY 2.0.