A client recently came to our Manhattan office with a difficult story. His father, a retired architect, had passed away. For years, the father’s will had split his estate evenly between his two children. But a new will surfaced—signed just three weeks before his death, while he was in hospice care—that left the entire brownstone to a caregiver the family barely knew. The son was distraught, not just by the loss of his inheritance, but by the feeling that his father’s final wishes had been manipulated. This is when probate becomes a fight for a family’s legacy.
The High Bar for Contesting a Will
The first thing I tell families in this situation is that New York’s Surrogate’s Court presumes a will is valid. The law is designed to honor the final wishes of the person who passed away—the testator. It does not exist to re-litigate family grievances or to create a “fairer” outcome than the one the testator chose. The burden of proof rests entirely on the person challenging the will, known as the objectant.
To succeed, an objectant must do more than express disappointment. They must provide clear evidence proving the will is invalid on specific legal grounds. Simply being written out of a will, or receiving a smaller share than a sibling, is not grounds for a contest. The court’s role is not to question the testator’s judgment—even if that judgment seems harsh or unusual—but to determine if the document itself is legally sound.
Grounds for a Will Challenge in New York
A will contest is not a vague claim of unfairness. It is a formal objection based on one or more of four primary grounds. At my firm, we evaluate every potential challenge against these established standards.
Improper Execution
This is the most technical challenge. For a will to be valid, it must be executed in strict compliance with New York’s Estates, Powers and Trusts Law (EPTL). Specifically, EPTL § 3-2.1 requires that the will is signed by the testator at the end, and that this signature is witnessed by at least two people who sign their names within a 30-day period. If the testator could not sign, someone can sign on their behalf, but that process has its own strict rules. Any deviation from this formal ceremony can render the entire will invalid.
Lack of Testamentary Capacity
This claim asserts that the testator did not have the mental capacity to make a will. This is a higher bar than many people realize. It does not mean the person had to be in perfect health. The legal standard is whether the testator understood three things at the time of signing:
- The nature and extent of their property.
- The natural objects of their bounty—that is, who their closest family members were.
- The nature of the document they were signing and what it would do.
A person can have moments of lucidity even when suffering from dementia or other cognitive decline. The challenge is to prove they lacked this fundamental understanding at the precise moment the will was signed.
Undue Influence and Duress
This is what my client suspected in the case of his father’s caregiver. Undue influence is more than persuasion. It is a form of moral or mental coercion that destroys the testator’s free will, forcing them to execute a will that reflects the desires of the influencer, not their own. This often involves isolating a vulnerable person and creating a sense of dependency. Evidence of a confidential relationship—like that between a caregiver and patient—combined with a sudden and drastic change to an estate plan can be a powerful indicator.
Fraud or Forgery
Fraud can happen in two ways. There is “fraud in the execution,” where a person is tricked into signing a will, believing it to be another document. Then there is “fraud in the inducement,” where the person signs the will knowing what it is, but their decision is based on lies told by a beneficiary. Forgery is more straightforward—the signature on the will is not the testator’s. Proving either requires substantial evidence, often from handwriting experts or witnesses who can testify to the deception.
The Reality of a Will Contest
Initiating a will contest begins with filing formal objections in Surrogate’s Court after the will is submitted for probate. This triggers a litigation process that can involve depositions, document requests, and eventually, a trial. It is an adversarial process that can be emotionally and financially draining for a family already in mourning.
This is not a decision to be made lightly. Stewardship means protecting a legacy, and sometimes that requires a fight. But it also requires a prudent assessment of the evidence, the law, and the potential impact on family relationships. Not every perceived wrong has a legal remedy, but when a will is the product of manipulation or incapacity, the law provides a path to set things right.
If you find yourself questioning the validity of a loved one’s will, the first step is a deliberate analysis of the document and the circumstances under which it was created. We can schedule a case review to examine the will and determine whether legitimate grounds exist to file an objection in court.





