When a Brooklyn family submits a parent’s will to Surrogate’s Court—only to find the deceased crossed out an estranged relative’s name with a ballpoint pen and scribbled a new beneficiary in the margin—the next nine months become an expensive lesson in estate law. The deceased’s intention was perfectly clear to the family sitting in my office. To the court, however, those handwritten modifications are invisible. Worse, defacing the original document can trigger a lengthy inquiry into whether the testator intended to revoke the entire will.
A Last Will and Testament is not a living draft. It is a formal instrument of legacy transfer. Once executed, it cannot be casually altered, marked up, or appended with sticky notes. Amending a will requires the exact same deliberate formality as creating one. As life changes—wealth grows, marriages dissolve, fiduciaries age—your estate plan must adapt. Making those changes requires strict adherence to New York law, lest your final wishes be discarded on a procedural technicality.
The Illusion of the Pen: Why Informal Changes Fail
I frequently see clients who assume that because they own their will, they can edit it at their desk. This is a fundamental misunderstanding of what a will actually is. Under New York’s Estates, Powers and Trusts Law (EPTL) § 3-2.1, the formalities for executing a testamentary document are absolute. The document must be signed at the end by the testator in the presence of at least two attesting witnesses, and the testator must declare to those witnesses that the document is their will.
When you cross out a paragraph and write a new provision in the margin, you bypass EPTL § 3-2.1 entirely. There are no witnesses to that pen stroke. There is no formal declaration. Consequently, Surrogate’s Court will read the will exactly as it was originally typed, ignoring your handwritten notes. If your pen strokes obscure the original text so heavily that it cannot be read, the court may demand a hearing to determine your intent—draining estate assets to pay for litigation.
Stewardship.
That is what estate planning is entirely about. Proper stewardship means recognizing that the document must stand on its own in court long after you are gone. We do not leave room for ambiguity, and we never rely on informal, undocumented intentions.
Codicils vs. Complete Redrafting: A Strategic Choice
Historically, the standard method for amending a will was drafting a codicil—a separate legal document that modifies, adds to, or revokes specific provisions of an existing will. A codicil must be executed with the exact same formalities as the original document: signed, witnessed, and properly declared.
In modern practice, we rarely recommend codicils. When you use one, the original will and the codicil must be submitted to Surrogate’s Court together. This creates distinct problems that can harm your family.
First, it multiplies the procedural burden. Under SCPA Article 14, the court must verify the validity of all testamentary instruments. If you have an original will and two subsequent codicils, the court may need to locate and examine the witnesses for all three documents. If a witness to a 1998 codicil has passed away or relocated out of state, your executor faces a steep uphill battle.
Second, codicils air your dirty laundry. Suppose your original will left $100,000 to a nephew, but after a falling out, you execute a codicil reducing his inheritance to $10,000. Because both documents are submitted to probate, the nephew sees exactly what he lost. Furthermore, because his financial interest was reduced by the codicil, he has legal standing under SCPA § 1410 to challenge the codicil’s validity. If he succeeds, the original $100,000 bequest is reinstated.
When we represent clients in these situations, we typically advise drafting a completely new Last Will and Testament that explicitly revokes all prior wills and codicils. The nephew never sees the prior draft, and he has no standing to challenge the new will based on a reduction of a gift he never knew existed. A clean, newly executed document is the most prudent way to protect your legacy from internal family friction.
Life Events That Demand a Deliberate Update
Estate planning is not a transaction—it is an ongoing relationship with your assets and your family structure. While you do not need to rewrite your will every time you buy a new car, certain major life events demand an immediate review of your estate documents.
- Changes in Fiduciary Capacity: The individuals you named as executor, trustee, or guardian of your minor children may no longer be appropriate. If your named executor has developed health issues, moved overseas, or simply grown estranged from your family, they can no longer effectively exercise their fiduciary duty. You must amend your plan to appoint a capable custodian.
- Divorce and Marriage: New York law (EPTL § 5-1.4) provides a safety net by automatically revoking dispositions to an ex-spouse upon a finalized divorce. Relying on statutory defaults, however, is dangerous. The statute does not rewrite your will—it simply treats the ex-spouse as having predeceased you. This can drastically alter the flow of your assets in ways you did not intend. A new marriage, conversely, requires deliberate planning to ensure your new spouse is provided for without unintentionally disinheriting children from a prior marriage.
- Generational Shifts: The birth or adoption of new children or grandchildren should prompt a review. While many wills include class gifts—leaving assets to “my children in equal shares”—relying on generic language creates complications if you wish to set up specific generational trusts or designate funds for educational purposes.
- Asset Restructuring: If you sell a business, acquire significant real estate, or transition your wealth into different investment vehicles, your will must reflect the reality of your current balance sheet. Leaving a specific piece of real property to a child in your will fails entirely if you sold that property five years before your death.
Securing Your Intentions
The law is unforgiving to those who treat their legacy as an afterthought. Modifying your estate plan requires precise legal architecture to ensure your final instructions are honored exactly as you intend, without leaving a burden of confusion or litigation for your heirs.
If your family structure has changed, if your named fiduciaries are no longer suitable, or if your current documents are simply gathering dust, action is required. I recommend scheduling a formal review of your existing Last Will and Testament with our office. We will identify outdated provisions and structure the necessary amendments to keep your legacy secure.


