Scarinci Hollenbeck, LLC, LLCScarinci Hollenbeck, LLC, LLC

Firm Insights

New Jersey Will Contest Grounds Explained

Author: Marc J. Comer

Date: March 30, 2026

Key Contacts

Back
New Jersey will contest grounds testamentary capacity undue influence

How Courts Evaluate Testamentary Capacity and Undue Influence

Will contests in New Jersey are difficult to win, given the strong presumption that a properly executed will reflects the testator’s intent.

However, challenges based on lack of testamentary capacity and undue influence remain common, particularly where there are concerns about mental capacity or the involvement of interested parties.

This article outlines the key legal standards governing New Jersey will contests and how courts evaluate these claims.

Key Takeaways

  • New Jersey law strongly presumes that a properly executed will is valid
  • Testamentary capacity requires only a general understanding of assets and beneficiaries
  • Undue influence can shift the burden of proof in certain circumstances
  • Evidence and documentation play a critical role in will contests

Who This Impacts

  • Individuals involved in probate disputes
  • Executors and beneficiaries of contested estates
  • Families facing questions about capacity or influence
  • Advisors assisting clients with estate litigation matters

New Jersey Law Presumes Wills Are Valid

New Jersey law establishes a strong presumption that a properly executed will is valid. To qualify as self-proving, a will must be signed by the testator in the presence of two witnesses and notarized to attest to the authenticity of the signatures.

Once a will satisfies these formalities, it is presumed to reflect the genuine intent of the testator. This presumption is significant because it places the initial burden of proof on the party contesting the will. A contestant must therefore provide sufficient evidence to overcome the assumption that the will is legally valid and properly executed.

Testamentary Capacity Is a Low Legal Threshold

Testamentary capacity refers to the mental ability of the testator to understand and execute a will. New Jersey courts apply a relatively low standard, reflecting the principle that individuals should retain autonomy over their estate plans absent clear evidence to the contrary.

To have testamentary capacity, a testator must understand the general nature of their estate, recognize the natural objects of their bounty, and comprehend the disposition they are making in the will.

Importantly, a testator does not need perfect memory or complete knowledge of every asset or beneficiary. A general understanding is sufficient to satisfy the legal standard.

The party contesting the will must provide evidence, often through medical records or expert testimony, demonstrating that the testator did not meet this standard at the time the will was executed.

Undue Influence Can Shift the Burden of Proof

Undue influence occurs when improper pressure is exerted on a testator, effectively overriding their independent judgment in disposing of their estate.

In New Jersey, the burden of proof initially rests with the contestant. However, that burden may shift in certain circumstances. As recognized by the New Jersey Supreme Court in , a presumption of undue influence may arise where there are both suspicious circumstances and a confidential relationship between the testator and the alleged influencer.

A confidential relationship exists where one party places trust in another, whether due to dependence, weakness, or a relationship in which reliance is naturally expected. Suspicious circumstances may include mental weakness, significant changes to a testamentary plan, involvement of a beneficiary in drafting or executing the will, or situations where the drafting attorney also represents the beneficiary.

When these elements are present, the burden shifts to the proponent of the will to demonstrate that the will was not the product of undue influence.

Evidence Plays a Central Role in Will Contests

Evidence is critical in these disputes. Medical records, expert testimony, and documentation of the testator’s interactions with attorneys and beneficiaries can significantly impact the outcome.

Parties involved in a will contest should be aware that the ability to meet or rebut the applicable burden of proof often depends on the strength and quality of admissable evidence.

How We Can Help

Proper documentation, evidence, and legal strategy can significantly impact the outcome of a will contest. Scarinci Hollenbeck’s attorneys are experienced in probate litigation as well as the planning and administration of wills, estates, and trusts.

This experience allows our team to evaluate contested issues effectively and provide guidance tailored to each client’s circumstances. For more information, please contact a member of the firm’s Estate & Trust Litigation practice.

No Aspect of the advertisement has been approved by the Supreme Court. Results may vary depending on your particular facts and legal circumstances.

Scarinci Hollenbeck, LLC, LLC

Related Posts

See all
Understanding Portability for Estate and Gift Tax post image

Understanding Portability for Estate and Gift Tax

Portability of estate and gift tax enables a surviving spouse to inherit any unused portion of their deceased spouse’s federal estate and gift tax exemption. So, if one spouse doesn’t utilize their full exemption, the surviving spouse can effectively double their exemption amount with regard to estate tax liability. For married couples, portability offers a […]

Author: Marc J. Comer

Link to post with title - "Understanding Portability for Estate and Gift Tax"
Pet Trusts in New Jersey and New York: A Practical Estate Planning Tool post image

Pet Trusts in New Jersey and New York: A Practical Estate Planning Tool

For many of us, pets are more than companions—they are members of the family. Yet they are often overlooked or inadequately provided for when it comes to estate planning. A pet trust offers a legally enforceable way to ensure that your animal continues to receive proper care if you become incapacitated or pass away. As […]

Author: Marc J. Comer

Link to post with title - "Pet Trusts in New Jersey and New York: A Practical Estate Planning Tool"
How Can Trusts Be Used in Business Succession? post image

How Can Trusts Be Used in Business Succession?

For many New Jersey business owners, a closely held company represents decades of work, financial investment, and personal sacrifice. Trusts in business succession planning are one of the most effective tools for protecting that value, allowing founders to control how and when the business passes to the next generation while reducing the risk of disputes, […]

Author: George McGowan

Link to post with title - "How Can Trusts Be Used in Business Succession?"
Read Before You Sign: IT Contract Pitfalls Every NJ Business Should Know post image

Read Before You Sign: IT Contract Pitfalls Every NJ Business Should Know

In today’s digital economy, New Jersey businesses of all sizes rely heavily on technology vendors, software providers, cloud platforms, and managed IT services. Whether your company is purchasing software, migrating data to the cloud, engaging a cybersecurity consultant, or entering into a long-term managed services agreement, a careful IT contract review can have significant operational, […]

Author: George McGowan

Link to post with title - "Read Before You Sign: IT Contract Pitfalls Every NJ Business Should Know"
New York NDA Requirements for Businesses post image

New York NDA Requirements for Businesses

Non-disclosure agreements (NDAs) remain a critical tool for protecting sensitive business information. However, New York NDA requirements have evolved, and businesses must ensure these agreements are carefully drafted to remain enforceable. In a competitive market like New York City, NDAs are commonly used to protect proprietary information, client relationships, and strategic plans. At the same […]

Author: Dan Brecher

Link to post with title - "New York NDA Requirements for Businesses"
New Jersey Will Contest Grounds Explained post image

New Jersey Will Contest Grounds Explained

How Courts Evaluate Testamentary Capacity and Undue Influence Will contests in New Jersey are difficult to win, given the strong presumption that a properly executed will reflects the testator’s intent. However, challenges based on lack of testamentary capacity and undue influence remain common, particularly where there are concerns about mental capacity or the involvement of […]

Author: Marc J. Comer

Link to post with title - "New Jersey Will Contest Grounds Explained"

No Aspect of the advertisement has been approved by the Supreme Court. Results may vary depending on your particular facts and legal circumstances.

Sign up to get the latest from our attorneys!

Explore What Matters Most to You.

Consider subscribing to our Firm Insights mailing list by clicking the button below so you can keep up to date with the firm`s latest articles covering various legal topics.

Stay informed and inspired with the latest updates, insights, and events from Scarinci Hollenbeck. Our resource library provides valuable content across a range of categories to keep you connected and ahead of the curve.

Let`s get in touch!

* The use of the Internet or this form for communication with the firm or any individual member of the firm does not establish an attorney-client relationship. Confidential or time-sensitive information should not be sent through this form. By providing a telephone number and submitting this form you are consenting to be contacted by SMS text message. Message & data rates may apply. Message frequency may vary. You can reply STOP to opt-out of further messaging.
“If you would like to submit a file, please email it directly to info@sh-law.com.

Sign up to get the latest from the Scarinci Hollenbeck, LLC attorneys!