Contested Adult Guardianship in Missouri: When Siblings Disagree on Elder Care

Current as of: September 30, 2026 Family Law Missouri
When siblings fight over elder care in Missouri, the Probate Court decides who serves as guardian based on the ward's best interests. Accusations of financial exploitation or unfitness require strict evidence. Find a Missouri probate attorney in our directory to protect your parent.

When an elderly parent in Missouri begins to lose their cognitive abilities, the emotional strain on the family is immense. This stress often boils over into severe disagreements between siblings regarding where the parent should live, what medical care they need, and who should control their finances. When multiple family members file competing petitions to become the legal guardian or conservator, the case becomes a contested guardianship. These legal battles are heard in the Probate Division of the Circuit Court and can be emotionally draining and financially costly.

Step-by-Step Guide to Contested Guardianship in Missouri

Whether your family is disputing care in Columbia, Independence, or St. Charles, the probate judge's sole focus is determining what is in the best interest of the incapacitated adult. Under Mo. Rev. Stat. § 475.050, the law provides a hierarchy of who should be appointed, but a judge can bypass a spouse or adult child if they are deemed unfit. Here is how courts handle specific family conflicts.

Step 1: Out-of-State Siblings vs. Local Siblings

A frequent dispute arises when one sibling lives locally in Missouri and has been providing daily care, while another sibling lives out of state but disagrees with the care plan. Missouri courts generally favor appointing someone who lives close to the ward, as they can more easily manage day-to-day medical and living situations. However, if the local sibling is overwhelmed or providing substandard care, the out-of-state sibling can file a competing petition or cross-petition for appointment of guardian under Mo. Rev. Stat. § 475.060. The out-of-state sibling must prove they have a viable plan, which may involve moving the parent to a specialized facility or even transferring jurisdiction to their home state.

Step 2: Accusations of Financial Exploitation

Money is often the root of sibling disputes. If you suspect that a sibling who holds Power of Attorney is siphoning your parent's savings, you must petition for a conservatorship to strip them of that power. The court takes allegations of financial exploitation very seriously. You cannot simply make accusations; you must present bank statements, property deeds, or evidence of unpaid nursing home bills to the Jackson County Circuit Court, Probate Division, Kansas City. If the court finds evidence of theft, that sibling will be disqualified from serving as a fiduciary.

Step 3: The Role of the Court-Appointed Attorney

In Missouri, when a guardianship petition is filed, the court must appoint an attorney to represent the respondent (the parent), as outlined in Mo. Rev. Stat. § 475.075. While some states use a Guardian ad Litem (GAL) to determine the best interest of the ward, Missouri typically relies on this court-appointed attorney to vigorously defend the parent's stated wishes and constitutional rights. If your parent is still capable of expressing a preference, their appointed attorney will fight for that preference in court. If they cannot communicate, the attorney ensures the strict evidentiary standards for incapacity are met.

Step 4: Proving a Sibling is Unfit to Serve

To win a contested guardianship, you often have to prove that the competing sibling is legally unfit. Precedents like Matter of Walker, 875 S.W.2d 147 (MO Court of Appeals 1994) illustrate that courts look at the proposed guardian's ability to provide a suitable environment. You can demonstrate unfitness by showing a history of substance abuse, recent bankruptcy, criminal convictions (especially fraud or abuse), or a documented history of neglecting the parent's medical needs.

How Much Does a Contested Guardianship Cost?

A contested guardianship is essentially a full-blown civil trial and is consequently very expensive.

  • Filing Fees: Initial probate filing fees are around $150 to $300.
  • Attorney Fees for the Petitioner: Fighting a sibling in court requires extensive discovery, depositions, and trial prep. Retainers usually start at $5,000 to $10,000, and total costs can easily exceed $20,000 if the case goes to a multi-day trial.
  • Court-Appointed Attorney Fees: The parent's court-appointed attorney is usually paid out of the parent's estate. If the estate has no money, the county may cover a modest fee, or the petitioners may be ordered to pay.
  • Professional Fiduciary Fees: If the judge decides that the family is too toxic, they may appoint an independent public administrator or professional fiduciary. These professionals charge hourly rates or take a percentage of the estate to manage the parent's affairs neutrally.

How Long Does a Contested Case Take?

While an uncontested guardianship might take 6 to 8 weeks, a contested case moves much slower. Both sides will demand time for discovery, which means requesting bank records, medical charts, and conducting depositions of doctors and family members. You should expect a contested guardianship in Missouri to take anywhere from 6 to 12 months to reach a final trial. If the parent is in immediate danger during this wait, you must file for an emergency temporary guardianship to protect them in the interim.

Frequently Asked Questions (FAQ)

What if the parent has a valid Power of Attorney?

If the parent previously signed a valid Durable Power of Attorney designating a specific sibling, Missouri courts will strongly favor that choice. To override it, you must prove the appointed agent is breaching their fiduciary duty or committing abuse.

Can the judge appoint a neutral third party?

Yes. If the family dynamic is highly toxic and the siblings cannot agree on anything, the judge will often appoint the County Public Administrator as the guardian and conservator to manage the parent's care neutrally.

Do siblings have to agree on the guardianship?

No. While agreement makes the process faster and cheaper, the court will ultimately make the decision based on evidence if the siblings cannot reach a consensus.

Can a contested guardianship be mediated?

Yes. Many probate courts encourage or even order families to attempt mediation before proceeding to a costly trial, in hopes that they can agree on a shared care plan without destroying the family fabric.


No reviews yet. Be the first to share your experience!
×
Need legal help? I'm here!
Legal AI
Assistant