The Risks of Using AI to Create Your Estate Plan

Mark Ignacio Law helps San Diego families understand their estate planning options and create plans designed around their individual needs. Contact us online, call us at (619) 810-4644, or register for a free seminar at our La Mesa estate planning office (in-person) or virtually, to gain insights into securing your family's future.

Artificial intelligence has quickly become part of everyday life, including in the legal world. Today, a person can type “Create a will for me” into an AI chatbot and receive a polished-looking document within seconds. It may use legal terminology. It may appear organized and professional. It may even seem personalized to the user’s situation.

However, estate planning is not simply a matter of filling in blanks or generating documents. It involves thoughtful legal guidance, carefully customized drafting, and state-specific analysis. Most importantly, it requires human judgment.

An AI-generated estate plan may look professional on the surface, but errors often do not become apparent until it is too late to correct them. In estate planning, those errors are usually discovered by grieving family members after someone has passed away or become incapacitated. Below, our San Diego estate planning attorney explains the risks of AI in creating an estate plan.

AI can draft convincing documents, but that does not mean they are correct.

One of the greatest risks of AI-generated estate planning documents is that they often look and “sound” professional, but the danger is not that a document appears sloppy or incomplete—the danger is that it may contain mistakes that a nonlawyer would not recognize.

AI tools may misapply state law; overlook execution requirements (which are very specific rules or procedures you must follow to ensure that your documents are legally enforceable); fail to account for blended families; miss or mishandle creditor or tax issues; or generate language that sounds good but does not actually accomplish what you intended. In some cases, AI may even generate legal concepts, rules, or laws that do not exist.

Because the output appears authoritative, it can be tempting to rely on it without realizing that the plan is flawed. A document that sounds right is not the same as a document that is actually legally effective and customized to your needs and desires.

Estate plans do not fail in theory. They fail in real families.

A good estate plan is not only about what is written on paper; it is about how that plan will operate when applied to a real family with real relationships, history, emotions, and conflict.  This is where the guidance of an experienced estate planning attorney is essential. An attorney does more than prepare documents. An attorney asks questions that you may not even know to consider. For example:

• Why have you chosen this child as your backup trustee?
• Do you believe your other children will understand that decision?
• Has anyone pressured you to make this change?
• Does this beneficiary struggle with money, substance abuse, creditors, or an unstable marriage?
• Would an outright inheritance create more risk than protection?

Such questions matter because families are complicated. Estate planning often involves second marriages, estranged children, adult children with financial concerns, family businesses, unequal caregiving responsibilities, or beneficiaries with disabilities. These issues cannot always be identified and addressed without deeper human engagement.

AI responds to the information entered into the prompt. It cannot recognize hesitation, discomfort, family tension, or inconsistencies in a conversation. It cannot ask the careful follow-up questions that reveal deeper concerns. A skilled attorney can.

Sensitive decisions require human counsel.

Estate planning frequently involves some of the most personal decisions a person will ever make. You may need to decide whether to distribute assets unequally among children, how to protect a beneficiary who struggles with substance abuse or poor financial judgment, whether to disinherit someone, or how to balance a surviving spouse’s needs and those of children from a prior relationship. These are not only legal decisions. They are also deeply human decisions.

An experienced attorney can help you think through the practical and emotional consequences of your choices. The attorney can explain available options, identify potential conflict, and recommend ways to reduce the chance of future disputes, such as a family meeting, a letter of explanation, trust protections, or specific language designed to avoid confusion.

AI cannot sense potential guilt, grief, anger, or uncertainty, and it cannot counsel you through these emotions. It cannot evaluate whether you may be acting under pressure. It cannot identify subtle signs such as an extended pause, a shift in mood indicating an area of tension or concern, or signals that capacity may be declining. These matters require a professional relationship, ethical obligations, human connection, and human judgment.

Estate planning law is state-specific.

Estate planning laws vary significantly from state to state. These differences are not minor technicalities. They can determine whether a will, trust, or other estate planning document is valid and enforceable.

For example, states may differ on the following rules:

• The number of witnesses required for a will
• Whether notarization is required or recommended
• Whether a self-proving affidavit is recognized
• How marital property is treated
• Whether a surviving spouse has elective share rights
• How homestead property is protected
• How revocable trusts are funded and administered
• How probate courts apply local rules and procedures

An AI tool trained on general information may blend rules from different states or provide guidance that does not apply to your jurisdiction. This risk is especially significant for individuals who have moved recently, own complex assets or property in multiple states, or have a blended family.

An estate planning attorney licensed in your state understands not only the applicable law but also how local courts, financial institutions, and title companies may apply that law in practice.

Execution mistakes can invalidate an otherwise good plan.

Even a well-drafted estate planning document can fail if it is incorrectly executed (i.e., signed). Many estate disputes do not arise because the person’s wishes were unclear but because the document was improperly executed. A missing witness signature, an improper notarization, or the wrong type of witness can create serious problems. In some cases, the document may be invalidated entirely.

AI can generate a document, but it cannot supervise the signing ceremony. It cannot confirm that the correct witnesses are present, that the witnesses are legally qualified, that you fully understand what you are signing, or that the execution process is properly documented. All those issues could jeopardize the plan’s legal efficacy.

The signing process may seem like a minor procedural detail, but it is often one of the most important parts of the estate planning process.

The plan must coordinate with your assets.

A will or trust does not operate in isolation. An estate plan must coordinate with how assets are titled and beneficiary designations are structured. Any of the following can undermine an estate plan:

• Outdated beneficiary designations
• Retirement accounts that name the wrong beneficiary
• Life insurance payable to an unintended person
• Real estate titled inconsistently with the trust plan
• Bank accounts with transfer-on-death designations that conflict with the will or trust
• Assets that were never transferred into the trust

An attorney can review the overall plan and help identify such inconsistencies before they create problems. AI tools typically focus on document generation. They do not replace the broader legal analysis needed to make sure the whole plan actually works.

Privacy and privilege are serious concerns.

Another important risk is privacy. When someone types sensitive estate planning information into a public AI tool, that communication is generally not protected by attorney-client privilege and could even become public or be used to train the system.

Estate planning conversations often involve private family concerns such as disinheritance, unequal distributions, concerns about a beneficiary’s judgment, substance abuse issues, family conflict, or financial problems. If those communications are later relevant in a dispute, they may not receive the same protection as confidential communications with an attorney.

A conversation with an attorney is protected by legally recognized professional duties of confidentiality and, when applicable, attorney-client privilege. A conversation with a chatbot is not a substitute for that protected legal relationship.

The real test of an estate plan comes later.

An estate plan is ultimately tested when it matters most: after incapacity or death. At that point, you are no longer available to explain what they meant, correct mistakes, or clarify intentions. The family is left to rely on the documents and the preceding planning process.

A document generated without meaningful legal guidance may appear complete but may fail to address the realities of family conflict, state law, asset coordination, or court scrutiny.  That is the difference an estate planning attorney provides. Estate planning is not just paperwork or swapping names and filling in blanks in predrafted documents. It is the process of understanding an individual’s family dynamics, identifying risks, asking the right questions, and creating a customized plan designed to work when the family needs it most.

If you are considering using AI to create a will or trust, it may be best viewed as a starting point for a conversation with an attorney, not a substitute for one. The human conversation is where the real planning happens.

This article is provided for general informational purposes only and does not constitute legal advice. Every family’s circumstances are different, and the laws governing wills, trusts, probate, and estate administration vary by state. If you have questions about your estate plan, you should consult with a qualified estate planning attorney in your jurisdiction.