Judge's bench and witness stand in a Florida courtroom during a plenary guardianship hearing.

Guardianship Attorney

Plenary Guardianship for Incapacitated Adults in Florida

When a loved one can no longer make decisions about their medical care, finances, or personal welfare, plenary guardianship provides the legal authority to act on their behalf. Robinson & Casey guides families through the court process.

By Richard J. Casey III, Esq. · Published September 23, 2026

Plenary Guardianship for Incapacitated Adults in Florida

Plenary guardianship is a court-ordered legal arrangement giving a guardian full authority to make decisions on behalf of an incapacitated adult who cannot manage personal, medical, financial, or legal affairs. Under Florida Statutes Chapter 744, a plenary guardian may hold authority over the ward’s person (medical decisions, living arrangements, personal care), the ward’s estate (financial and property decisions), or both. This is the most comprehensive form of guardianship available when an adult has lost the capacity to act for themselves.

If you're managing the care and finances of an incapacitated family member without full legal authority, plenary guardianship may be the solution—and families in your situation can reach out to us to understand the process and get started. Talk it through with our team — the first consultation is free, confidential, and carries no obligation.

Judge in robes seated at courtroom desk, representing legal authority in guardianship proceedings.

What Is Plenary Guardianship for an Incapacitated Adult?

Plenary guardianship grants a court-appointed guardian full legal authority to make all decisions an incapacitated adult cannot make for themselves.

A plenary guardian steps into the legal shoes of an incapacitated person. Unlike a limited guardianship (which covers only certain areas) or a power of attorney (which requires the person to sign a document while still capable), plenary guardianship is a court process that removes decision-making authority entirely and places it with the guardian.

The legal foundation is Florida Statutes Chapter 744, which establishes the guardianship framework. Florida law requires that guardianship be established only by court order; no private arrangement or agreement can create a valid guardianship, no matter how well-intentioned.

Plenary guardianship applies when an adult lacks capacity to manage personal, medical, financial, or legal affairs. This differs from limited guardianship, where the ward retains some decision-making power in specific areas, and from a power of attorney, which requires the person to have capacity at the time they sign the document.

Who Needs Plenary Guardianship?

Plenary guardianship is appropriate when an adult is completely incapacitated and has no valid power of attorney or healthcare proxy in place.

Families in South Florida and across Florida pursue plenary guardianship for adults in these situations:

  • Severe cognitive decline: dementia, Alzheimer’s disease, or other progressive neurological conditions that eliminate decision-making capacity
  • Traumatic brain injury or stroke: resulting in significant incapacity to manage personal or financial affairs
  • Severe mental illness: conditions affecting the person’s ability to make sound decisions about their care or finances
  • Persistent vegetative or minimally conscious state: where the person cannot communicate or make decisions
  • No existing legal documents: the person never executed a power of attorney, healthcare proxy, or advance directive while capable
  • Need for court oversight: situations where family members need judicial accountability and protection

Plenary guardianship is also the choice when the incapacitated person has no one else to act for them, or when family members disagree about care decisions and court involvement becomes necessary.

What Does Plenary Guardianship Cover?

Plenary guardianship covers all decisions the ward cannot make—medical, personal, financial, and legal—with ongoing court supervision.

A plenary guardian’s authority falls into two categories:

Guardianship of the Person

The guardian makes decisions about: – Medical treatment and healthcare providers – Living arrangements and residential placement – Personal care, nutrition, and daily needs – End-of-life decisions (with court approval in some cases) – Social and recreational activities – Education or vocational training (if applicable)

Guardianship of the Estate

The guardian manages: – Financial accounts and investments – Real estate and personal property – Bill payment and debt management – Income collection and asset preservation – Legal claims or settlements on the ward’s behalf – Tax filings and financial reporting

Both Person and Estate

The court may appoint a guardian over both the person and the estate, granting full authority over all affairs. This is the true plenary guardianship.

Court Supervision and Accountability

Plenary guardianship is not absolute authority. Guardians must: – File annual accountings with the court (guardianship of estate) – Report on the ward’s condition and living situation (guardianship of person) – Obtain court approval for major decisions (sale of real estate, long-term care placement, extraordinary medical procedures) – Act always in the ward’s best interest

The guardian cannot make decisions contrary to the ward’s known wishes without court approval, and the ward retains certain rights (the right to marry, vote, or make a will, unless the court specifically removes those rights).

How Plenary Guardianship Works: Step-by-Step Process

Establishing plenary guardianship in Florida requires a physician evaluation, a formal petition, and a court hearing where the judge must find clear and convincing evidence of incapacity.

Step 1 – Initial Consultation

You meet with Robinson & Casey to discuss the incapacitated person’s condition, family circumstances, and whether plenary guardianship is the right choice. We assess whether limited guardianship might be appropriate instead, and we explain the process, timeline, and costs.

Step 2 – Medical Evaluation

Before any petition can be filed, a physician must examine the alleged incapacitated person and file an affidavit stating that the person lacks the capacity to manage their affairs. We help identify a qualified physician and coordinate the evaluation.

Step 3 – Petition Preparation

Robinson & Casey drafts the guardianship petition with all required documentation, including the physician’s affidavit, a description of the ward’s incapacity, proposed guardian information, and details of the ward’s assets (if guardianship of estate is sought).

Step 4 – File with Court

The petition is filed in the circuit court of the county where the ward resides. Filing fees apply; we handle all court filings.

Step 5 – Notice and Service

The ward and all interested parties (spouse, adult children, known heirs, and others) must be notified of the guardianship petition. The ward has the right to counsel and the right to a hearing.

Step 6 – Court Hearing

A judge reviews the evidence of incapacity. The ward may attend the hearing or be represented by counsel. The judge must find clear and convincing evidence that the ward lacks capacity before appointing a guardian. If the ward contests the petition, the hearing becomes contested and evidence is presented.

Step 7 – Order and Appointment

If the court finds incapacity, the judge issues an order appointing the guardian and specifying the scope of authority (person, estate, or both).

Step 8 – Oath and Letters

The appointed guardian takes an oath before the court. The court then issues letters of guardianship, the official document proving the guardian’s authority to act on the ward’s behalf.

Step 9 – Ongoing Compliance

The guardian must file annual accountings (if guardianship of estate), status reports (if guardianship of person), and comply with all court requirements. Robinson & Casey can guide you through these filings.

Timeline and What to Expect

Most plenary guardianship cases move from initial consultation to appointment in 4–10 weeks, depending on court docket and how quickly medical evaluation is completed.

  • Consultation to petition filing: 1–2 weeks (depends on physician availability and document gathering)
  • Court hearing: typically 2–6 weeks after filing (varies by county)
  • Total time to appointment: 4–10 weeks in most cases
  • Expedited process: available for emergency situations where immediate decision-making authority is needed

Once appointed, the guardian’s obligations are ongoing. Annual accountings are due each year, and periodic court filings are required to maintain compliance.

Not sure what your next step is?

Talk it through with our team — the first consultation is free, confidential, and carries no obligation.

Plenary Guardian Duties and Responsibilities

A plenary guardian holds a fiduciary duty—a legal obligation to act always in the ward’s best interest.

Specific duties include:

  • Act in the ward’s best interest at all times; make decisions the ward would make if capable
  • Preserve the ward’s rights and dignity; respect the ward’s preferences and known wishes
  • Manage finances prudently if guardian of the estate; keep personal funds and estate funds strictly separate
  • File annual accounting with the court (guardianship of estate) documenting all income, expenses, and transactions
  • Report on the ward’s condition and living situation (guardianship of person)
  • Obtain court approval for major decisions such as sale of real estate, long-term care placement, or extraordinary medical procedures
  • Maintain detailed records of all transactions, decisions, and communications
  • Avoid conflicts of interest and self-dealing; never use the ward’s funds for personal benefit

Violation of these duties can result in removal of the guardian and personal liability.

Plenary vs. Limited Guardianship: Key Differences

Limited guardianship is the court’s preferred approach when an incapacitated person retains any meaningful capacity in certain areas.

Plenary Guardianship Limited Guardianship
Guardian has full authority over all decisions Guardian has authority only in specified areas
Ward retains no independent decision-making power Ward retains rights and decision-making in other areas
Appropriate when ward is completely incapacitated Appropriate when ward has some capacity
Broader court supervision Narrower scope of authority

Florida courts favor limited guardianship when possible, as it preserves the ward’s autonomy and rights. However, if the ward is completely incapacitated and cannot make any meaningful decisions, plenary guardianship is appropriate.

The good news: guardianship can be modified. If a ward’s condition changes and they regain capacity in certain areas, you can petition the court to convert from plenary to limited guardianship. Conversely, if a ward’s condition deteriorates, limited guardianship can be expanded to plenary.

Why Robinson & Casey for Plenary Guardianship

Robinson & Casey handles guardianship and Marchman Act matters exclusively—no general practice dilution.

Our focused practice means:

  • Deep familiarity with Florida Statutes Chapter 744 and local court procedures across South Florida and statewide
  • Streamlined process from consultation to court filing; we know what each court requires and how to avoid delays
  • Compliance experience ensuring all statutory requirements are met and objections are minimized
  • Years of experience filing plenary guardianship petitions and guiding families through appointment and ongoing compliance
  • Ongoing support through annual accountings, status reports, and court filings
  • Accessibility serving families across Florida with flexible consultation options

We guide families through the full lifecycle of guardianship—from initial uncertainty about whether it’s necessary, through the court process, to ongoing compliance and potential modification if circumstances change.

Common Questions About Plenary Guardianship

Can I establish guardianship without court involvement?

No. Florida law requires a court order; no private arrangement is legally valid.

What if the ward objects to guardianship?

The ward has the right to a hearing and to be represented by counsel. The court must find clear and convincing evidence of incapacity before appointing a guardian.

Can I be guardian if I’m not a family member?

Yes. The court appoints whoever is in the ward’s best interest; family preference exists but is not automatic.

What are the costs?

Court filing fees, physician evaluation fees, and attorney fees vary. Costs are often paid from the ward’s estate if funds are available.

How long does guardianship last?

Until the ward regains capacity (rare), until they reach age of majority (if a minor), or until they die.

Do I need to file annual reports?

Yes. Guardians of the estate must file annual accounting; guardians of the person file status reports.

Can guardianship be challenged or terminated?

Yes. The ward or an interested party can petition to remove the guardian or terminate guardianship if circumstances change.

Gavel striking sound block in courtroom, representing legal authority and judicial decisions.

Documents and Information You’ll Need

When you contact Robinson & Casey, gather:

  • Ward’s full legal name, date of birth, and current address
  • Recent medical records documenting incapacity (physician notes, test results, diagnoses)
  • Name and contact information of a physician willing to complete the incapacity affidavit
  • List of the ward’s assets and liabilities (if guardianship of estate is sought)
  • Names and contact information of interested parties (spouse, adult children, known heirs)
  • Any existing powers of attorney, healthcare proxies, or advance directives
  • Proposed guardian’s full legal name and relationship to the ward

Having these items ready speeds up the process and helps us give you accurate cost and timeline estimates.


If you’re managing the care and finances of an incapacitated family member without full legal authority, plenary guardianship may be the solution—and families in your situation can reach out to us to understand the process and get started. Call Robinson & Casey at (561) 849-4149 or schedule a consultation to discuss your circumstances and learn how we can guide you through the guardianship petition and appointment process.

The information on this website is for general informational purposes only and does not constitute legal advice or create an attorney-client relationship. Results in prior cases do not guarantee similar outcomes in future matters. Please consult a licensed Florida attorney for advice specific to your situation.

What Plenary Guardianship Covers

Medical and Healthcare Decisions

Authority to consent to or refuse medical treatment, surgery, and long-term care on behalf of the ward.

Financial and Property Management

Power to manage the ward's assets, pay bills, enter contracts, and handle legal and financial affairs.

Personal and Living Arrangements

Decisions about where the ward lives, their daily care, education, and social activities.

Legal Representation

Authority to pursue or defend lawsuits and handle other legal matters in the ward's name and interest.

Why Robinson & Casey for Plenary Guardianship

Focused Practice

We focus exclusively on Marchman Act petitions and guardianship matters. Plenary guardianship is core to what we do.

Court Process Guidance

We handle the petition, evidence gathering, and court hearing—ensuring compliance with Florida law and protecting your loved one's rights.

Statewide Service

We serve families across South Florida and statewide, bringing local knowledge and accessibility to guardianship proceedings.

Responsive Support

We understand the urgency when a family member becomes incapacitated. We work efficiently to move your case forward.

Court Approval Is Required

Florida law requires a court order to establish plenary guardianship. No private arrangement or family agreement is legally valid. The court must find clear and convincing evidence that the person lacks the capacity to manage their affairs before appointing a guardian.

Common Questions About Plenary Guardianship

What if the person objects to guardianship?

The person has the right to a hearing and to be represented by counsel. The court must find clear and convincing evidence of incapacity before appointing a guardian.

What's the difference between plenary and limited guardianship?

Plenary guardianship grants broad authority over all personal and financial matters. Limited guardianship restricts the guardian's powers to specific areas—for example, healthcare decisions only.

Can I be appointed as guardian?

Family members, close friends, or professional guardians may be appointed. The court considers who is best suited to act in the ward's interest.

What are the guardian's ongoing duties?

Guardians must act in the ward's best interest, manage their affairs prudently, file annual accountings with the court, and follow Florida guardianship laws.

Related practice areas

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