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How to Draft a Valid Will: Key Legal Requirements to Consider

James P. Manahan Oct. 15, 2025

Senior couple sitting at the table and discussing will documentsWriting a will is one of the most important steps to protect a family and manage an estate. While it’s not a topic many want to think about, leaving clear instructions prevents disagreements and confusion later. 

A will allows someone to make their wishes known, assign responsibilities, and take care of loved ones after death. This is a key part of estate planning that provides peace of mind and clarity.

A Rundown on the Basics of a Will

A will is a legal document specifying how assets are distributed after death. Without one, state law decides the outcome, which may not reflect personal wishes.

Several factors determine whether a will is valid:

  • Legal capacity: The person signing must be of sound mind and of legal age, usually 18 or older, and understand the consequences of their decisions.

  • Voluntary action: The will must be created freely, without coercion or undue influence.

  • Proper format: Most states require the will to be in writing, though some recognize handwritten or holographic wills.

  • Signatures: The will must be signed by the individual, and in most states, witnesses must sign as well to confirm the execution was voluntary.

Understanding these basic requirements is crucial. It provides confidence that the will can be upheld in court and that intentions will be honored as intended.

Choosing Beneficiaries

Identifying beneficiaries is one of the most significant steps in estate planning, as it determines who will receive property, financial accounts, and personal belongings.

  • Immediate family members: Spouses, children, and sometimes grandchildren usually take priority.

  • Extended family or friends: Close relatives or long-time friends may also be included.

  • Charitable organizations: Leaving part of the estate to a charity can provide personal satisfaction and potential tax benefits.

Being clear about beneficiaries can prevent confusion. Detailed naming and relationships reduce the likelihood of disputes, ensuring assets are distributed according to the intended plan.

Selecting an Executor

The executor is the individual responsible for carrying out the instructions in a will, a role that requires trustworthiness and reliability.

  • Trustworthiness: Must be able to manage sensitive financial matters responsibly.

  • Availability: Should have the time to oversee the process, which can take months or longer.

  • Knowledge of finances or legal procedures: Not required, but helpful for efficient estate management.

Naming an alternate executor adds a layer of security. Having the right person in this role makes sure the estate is managed smoothly and according to the directions provided in the will.

Detailing Assets and Property

Accurately listing assets is essential for clear distribution.

  • Real estate: Include homes or rental properties with addresses and legal descriptions.

  • Financial accounts: Bank accounts, retirement funds, and investments should be listed with relevant details.

  • Personal belongings: Jewelry, heirlooms, vehicles, or other valuables may be assigned to specific individuals.

  • Digital assets: Online accounts, cryptocurrency, and digital files often have value and should include access instructions.

A thorough inventory allows for informed planning and reduces potential conflicts. It also provides a clear picture of the estate’s full scope for the executor.

Drafting Clear Instructions

Vague language can create disagreements or legal challenges. Clarity is essential in expressing wishes.

  • Use specific language: Identify items individually to prevent confusion.

  • Include contingencies: Account for situations such as a beneficiary predeceasing the testator or an executor being unable to serve.

  • Avoid conflicting instructions: Consistency throughout the document prevents contradictions that could invalidate portions of the will.

Clear instructions protect both the estate and the beneficiaries. They simplify the process and reduce stress for those handling the estate after death.

Witnesses and Notarization

Witnesses serve as independent confirmation that the will was signed voluntarily and competently.

  • Number of witnesses: Usually two, sometimes three, depending on state law.

  • Witness eligibility: Avoid naming anyone who would benefit to prevent conflicts of interest.

  • Signing procedure: Witnesses observe the signing and then sign themselves, often providing addresses and dates.

While notarization isn’t required in all states, having the will notarized adds credibility and can streamline probate proceedings. This step provides added assurance that the document will withstand challenges and strengthen overall estate planning efforts.

Updating the Will

Life events can affect the accuracy of a will, so periodic updates are necessary.

  • After major life events: Marriage, divorce, births, deaths, or acquiring new property, all call for review.

  • Regular reviews: Even without significant changes, reviewing the will every few years keeps it current.

  • Codicils: Minor amendments can be made without drafting a new document entirely.

Keeping a will up to date avoids confusion and makes sure intentions remain clear, reflecting changes in personal or financial circumstances.

Considering Guardianship for Minor Children

For those with minor children, naming a guardian is an important consideration.

  • Appointing a primary guardian: Select someone familiar with the child’s routine and needs.

  • Selecting an alternate guardian: Life is unpredictable, so a backup is important.

  • Providing guidance: Include preferences for education, healthcare, and upbringing.

Addressing guardianship within the will verifies that children are cared for according to the family’s values and wishes. It also prevents disputes over care during difficult times.

Incorporating Trusts

Trusts can be useful in controlling how assets are distributed and may provide tax benefits.

  • Revocable trusts: Can be changed or revoked during life for flexibility.

  • Irrevocable trusts: Offer protection from creditors and may reduce estate taxes.

  • Testamentary trusts: Created through a will and take effect after death, useful for minor beneficiaries or structured distributions.

Including trusts adds an extra layer of planning, ensuring that assets are managed and distributed responsibly over time.

Storing and Sharing the Will

Proper storage and communication help protect the estate and make execution easier.

  • Safe storage: Keep the original will in a fireproof and waterproof safe.

  • Informing the executor: Make sure the executor knows the location of the will.

  • Copies for family members: While optional, sharing copies with trusted relatives can prevent misunderstandings.

Taking steps to safeguard the will provides confidence that intentions will be honored and minimizes confusion for family members.

Final Thoughts on Estate Planning

Drafting a valid will requires careful attention, thoughtful planning, and a solid understanding of the legal requirements that govern estate distribution. Every decision—from naming beneficiaries and selecting an executor to listing assets, assigning personal property, and including provisions for guardianship or trusts—plays a critical role in effective estate planning. 

Taking the time to consider each detail helps prevent misunderstandings, protects the interests of loved ones, and verifies that intentions are clearly documented. While the process can feel time-consuming or even overwhelming at first, the long-term benefits are significant, especially when it comes to careful estate planning.

Reach Out to an Experienced Estate Planning Attorney

Creating or updating a will is easier with professional guidance. Located in Lawrenceville, New Jersey, I provide legal counsel to property owners in Trenton, Pennington, Ewing Township, East Brunswick, and West Freehold, as well as throughout Mercer County, Burlington County, Middlesex County, and Monmouth County. I can help make the process clearer, protect intentions, and provide peace of mind while supporting effective estate planning for both the estate owner and their family.