What it means
Law generally assumes adults can handle their own affairs, but there are situations where that is not possible. A child whose parents have died, or an adult with severe illness or disability, may need someone legally authorised to act.
The guardian steps in with defined powers and duties. Many systems distinguish between two roles.
A guardian of the person makes decisions about care, residence and health, while a guardian of the estate, sometimes called a conservator, manages money and property. The roles may be held by the same person or by different people, depending on the court order.
A guardian has a fiduciary duty, which is a legal duty to put the other person's interests ahead of their own. That means keeping the funds separate, spending only for the benefit of the person in their care and keeping accurate records.
Courts often require regular reports or accounts, and may ask for a bond, which is a form of insurance against misuse. For businesses and financial institutions, dealing with a guardian means checking documents carefully.
A bank will ask for the court order before letting a guardian operate an account, and an investment manager will confirm what the guardian is allowed to buy. Mistakes can expose the institution to claims, so staff need clear procedures.
Guardianship differs from a power of attorney, which is a document chosen by a person while they still have capacity. A guardian is usually appointed by a court after a process, and the powers can be narrower and more closely supervised.
Rules differ widely by country, so local advice is essential. Families can reduce the need for guardianship through planning.
Appointing someone under a power of attorney, writing a will that names guardians for children, and setting up a trust where appropriate all give clearer routes than a court process after a crisis. These steps are usually cheaper, faster and less stressful than applying for guardianship later.
In practice
Real-world examples.
Example
A teenager inherits $300,000 from a grandparent, and a court appoints her aunt as guardian of the estate. The aunt opens an account in the child's name, invests conservatively and files an annual report with the court. She pays school fees from the account but cannot use the money for her own expenses. When the child reaches adulthood, the remaining funds are handed over with a final account.
Example
A bank receives a request from a man who says he is the guardian of an elderly customer with dementia. The branch manager asks to see the court order and confirms the scope of the guardian's powers. Only after the compliance team approves does the bank allow access to the account. The bank keeps a copy of the order on file and notes any limits on the guardian's powers.
Example
A financial adviser meets a guardian who manages a trust for a disabled adult. The adviser prepares an investment policy that focuses on stability and regular income for care costs. She reviews the plan each year and sends the guardian a clear statement of fees. The guardian uses the report when filing the annual account with the court.
Case study
Seen in the real world.
Linden and Moore is an illustrative, fictional law firm that advised a family after a parent became unable to manage her finances. The parent had no power of attorney, so the family applied to a court for a guardian of the estate.
The court appointed her daughter, who was told to keep a separate account, record every expense and file yearly accounts. At first the daughter mixed some household bills with her mother's money, and the firm explained that this could be treated as a breach of duty.
The daughter set up a clear bookkeeping system and kept receipts for every payment. In this fictional story, the court approved her accounts and her mother's savings lasted longer than the family had feared. The firm recommended that the other family members receive a copy of each annual report to keep everyone informed.
Watch out
Common mistakes.
- Mixing a guardian's own money with the funds of the person in their care, which can breach fiduciary duty.
- Assuming a guardian has unlimited powers, when the court order usually sets limits and requires approval for major decisions.
- Confusing guardianship with a power of attorney, which is chosen in advance by the person and may not need a court.
Questions
People also ask.
What does a guardian do?
They make personal or financial decisions for a person who cannot make them, acting in that person's best interests.
Who appoints a guardian?
Usually a court, although a parent may name one in a will for a young child, subject to court approval.
Do guardians have to report their spending?
Often yes, because courts typically require records or periodic accounts to protect the person in their care.
From the founder's library

Take it further with the book.
Build your financial confidence beyond this definition. Shihan's full-length guide, Accounting Fundamentals, takes the same plain-English approach and turns it into a complete, practical playbook for non-finance managers, business owners and students - with chapter-end quiz answers and presentation slides included.
25% off with code MMHQ25, applied at checkout. Priced in USD - checkout may show the equivalent in your local currency.
View the book and save 25%