Checklist · Wills and Estates
Bringing or Defending an Estate or Trust Dispute: A Practical Checklist
26 U.S.C. § 2518
- Type
- Checklist
- Jurisdiction
- National
- Date
- 2024-11-26
- Topic
- Wills and Estates
This checklist covers estate and trust disputes from the arrival of a notice through resolution, sequenced so that the cheapest and most decisive steps happen first. The opening sequence is triage: calendaring the deadline in the notice, confirming standing, mapping how each disputed asset actually passes, and checking any no-contest clause before filing anything. The second sequence covers choosing the proceeding, because an accounting or removal petition frequently produces what the client wants without the risk a contest carries. The third covers evidence gathering, beginning with the drafting attorney's file. The fourth covers the contest itself and the presumption of undue influence that decides most of them. The fifth covers fiduciary claims and reviewing an accounting line by line. The sixth is written for the fiduciary defending, and the seventh for the proponent defending an instrument. A final sequence covers settlement structure, including the releases and tax care that determine whether a resolution holds.
Bringing or Defending an Estate or Trust Dispute: A Practical Checklist
Wills and Estates > Estate and Trust Litigation | Published 26 November 2024 - Updated 2 July 2026 | UpLaw - uplaw.us
⭐ Two facts organize everything below. The deadline in the notice bars more claims than any argument about the merits. And the choice of proceeding frequently matters more than the strength of the underlying facts.
Sequence A — Triage, in the first week
☐ ⚠ Find the deadline in the notice and calendar it twice. Contest periods run in weeks or months and are strictly applied. ☐ Obtain the will, every prior will, the trust, and every amendment. ☐ ⭐ Confirm standing — does the client take more if the challenge succeeds? A person who takes identically under both documents has none. ☐ ⚠ Check for a no-contest clause, what conduct triggers it, whether the state enforces it, and whether the client has something to lose. ☐ Determine whether the state offers a safe-harbor proceeding to test a proposed filing. ☐ ⭐ Map the assets — see Sequence B. Do not file until you know what the challenged instrument actually controls. ☐ Identify every other running deadline: creditor bar date; elective share election; accounting objection period; disclaimer's nine-month window under 26 U.S.C. § 2518. ☐ ⚠ Do not sign a receipt, release, or waiver until its effect is understood. ☐ Preserve everything: communications, photographs, records, and dated notes of observations.
Sequence B — Asset mapping, before choosing anything
⭐ A great many contests are filed against instruments controlling a minority of the estate.
| Asset | How it passes | Reached by |
|---|---|---|
| Solely owned real property | Will or intestacy | Probate; contest |
| Jointly held with survivorship | ⚠ To the survivor by operation of law | Action challenging the titling |
| Property in a funded trust | The trust | Trust contest or construction |
| Payable-on-death account | ⚠ The named beneficiary | Action challenging the designation |
| Transfer-on-death registration | The named beneficiary | Same |
| Retirement account | ⭐ Beneficiary designation; ⚠ possible federal preemption | Proceeding involving the plan |
| Life insurance | Beneficiary designation | See making and contesting a life insurance claim |
| Business interest | Operating or buy-sell agreement, then the instrument | Contract action plus probate |
| Lifetime gifts | ⚠ Outside the estate | Separate action to set aside |
| Transfers under a power of attorney | ⚠ Outside the estate | Action against the agent |
☐ ⭐ Then ask: does the proceeding I am considering reach any asset I care about?
Sequence C — Choosing the proceeding
| Objective | Proceeding | Why |
|---|---|---|
| Information | ⭐ Petition to compel an accounting | Cheap, usually granted, ⭐ frequently outside a no-contest clause |
| Remove a fiduciary | Removal petition | No need to invalidate the instrument |
| Recover a loss | Surcharge action | Available to beneficiaries who cannot contest |
| Resolve ambiguity | Construction proceeding | Frequently outside a no-contest clause |
| Invalidate the instrument | Contest | ⚠ Highest risk; shortest deadline |
| Undo a lifetime transfer | Separate civil action | Different limitations; may reach more |
| Challenge a designation | Action involving the plan or insurer | ⚠ A will contest reaches nothing here |
| Protect a living person | ⭐ Adult protective services; guardianship | Faster than any civil filing — see detecting, reporting, and unwinding elder financial exploitation |
Sequence D — Evidence
D1. The drafting attorney's file — first
⭐ This decides most contests. ☐ Intake notes; all correspondence; every draft with dates. ☐ ⭐ Billing records — who called, who attended, who paid. ☐ The attorney's contemporaneous observations of capacity and independence. ☐ ⚠ Address privilege: in most states it survives death but yields in litigation among those claiming through the decedent. ☐ Note any conflict where the attorney also represented the alleged influencer.
D2. Medical
☐ Records contemporaneous with execution, plus the surrounding weeks. ☐ Cognitive assessments; medication lists; facility and hospital notes. ☐ ⚠ A later diagnosis alone establishes nothing. ☐ See patient rights and medical records and obtaining, correcting, and protecting medical records.
D3. Financial
☐ Account statements for the relevant period. ☐ ⭐ Beneficiary designation change forms, with dates and signatures. ☐ Powers of attorney executed in the period, and every transaction under them. ☐ Transfers to the alleged influencer; title changes; recorded deeds.
D4. Communications and isolation
☐ Email, text, and letters among family and with the decedent. ☐ ⚠ Facility visitor logs and phone records — the isolation evidence.
D5. Witnesses
☐ Attesting witnesses and any notary. ☐ Caregivers, aides, facility staff, treating physicians. ☐ ⭐ Disinterested observers carry far more weight than family members. ☐ Experts on capacity or prudence, subject to reliability requirements — see expert witnesses and scientific evidence. ☐ Discovery mechanics: civil discovery and serving, answering, and enforcing discovery.
Sequence E — The contest
E1. Capacity
☐ Understanding of: the act; the property; the natural objects of bounty; the plan. ☐ ⚠ Measured at the moment of execution; a lucid interval suffices. ☐ Consider insane delusion separately — it must have affected the disposition.
E2. Undue influence — build the presumption
☐ Confidential relationship — formal fiduciary role, or dependence in fact. ☐ ⭐ Active participation in procuring the instrument — who chose the attorney, made the appointment, transported the decedent, was present, communicated the terms, paid the fee, and held the original. ☐ Substantial or unnatural benefit — compare to the prior plan and to similarly situated family. ☐ ⭐ If the presumption attaches, the burden shifts to the proponent. ☐ Supporting indicia: isolation; control of finances and medication; sudden change to a long-standing plan; secrecy; statements inconsistent with the document.
E3. Other grounds
☐ Fraud in the execution or inducement; duress — ⚠ each needs a specific statement or threat. ☐ Execution defects — ⚠ noting harmless-error doctrines that validate on clear and convincing evidence of intent. ☐ Revocation, including the presumption from a lost will.
E4. What will not work
☐ ⚠ Unfairness alone · old grievances · the contestant's testimony without documents · delay.
Sequence F — Fiduciary claims
☐ ⭐ Demand an accounting in writing first, citing the instrument and the statute. ☐ If refused, petition to compel — cheap, usually granted, and frequently outside a no-contest clause. ☐ Review the accounting line by line:
- Opening balance reconciled to the inventory or prior accounting;
- All assets listed, compared against tax returns and statements;
- ⭐ Transactions with the fiduciary or connected persons;
- Fiduciary and professional compensation, and its basis;
- ⚠ Unexplained or round-number disbursements;
- Distributions — to whom, when, in what proportion;
- Investment concentration and idle cash;
- Property insurance, taxes, and maintenance;
- ⚠ Whether tax filings were made — 26 U.S.C. § 6018, 26 U.S.C. § 6075, and estate income filings under 26 U.S.C. § 641 and 26 U.S.C. § 642. ☐ ⚠ Object within the deadline — approval can bar claims for the covered period. ☐ Identify the claims: self-dealing; conflict; imprudent investment; failure to distribute, inform, or account; excessive compensation; waste; failure to pursue assets. ☐ Seek remedies: surcharge; removal; denial or disgorgement of compensation; constructive trust; injunctive relief.
Sequence G — Defending
G1. As the fiduciary
☐ ⚠ Keep administering. Tax and creditor deadlines do not pause — 26 U.S.C. § 6075, 26 U.S.C. § 6161, 26 U.S.C. § 6166; ⚠ the estate tax lien runs ten years — 26 U.S.C. § 6324. ☐ ⭐ Account promptly and completely. Most fiduciary claims are built on its absence. ☐ Retain separate counsel where personal liability is alleged. ☐ Suspend any transaction that could look like self-dealing. ☐ Consider court instructions or depositing disputed funds. ☐ Document every discretionary decision when made.
G2. As the proponent of the instrument
☐ ⭐ Raise standing, limitations, and the no-contest clause before merits discovery. ☐ Produce the evidence of process: independent counsel; a meeting alone with the decedent; contemporaneous notes; stated reasons. ☐ Attack each presumption element: no confidential relationship; no active participation; no unnatural benefit. ☐ ⚠ Avoid disparaging the contestant — it confirms the family-conflict narrative. ☐ Show the disposition is consistent with something the decedent said or did over time.
Sequence H — Other claims to screen
☐ Elective share — ⚠ short, strictly applied deadline; augmented-estate rules may reach trusts and designations. ☐ Omitted spouse or child — where the marriage or birth postdates the will. ☐ Homestead, family allowance, exempt property — statutory entitlements taking priority. ☐ Creditor claims and their bar dates. ☐ Construction for ambiguity; reformation for mistake. ☐ Slayer statute where the death was caused by a taker. ☐ Tortious interference with an expected inheritance — ⚠ recognized in some states only, and usually unavailable where a probate remedy exists. ☐ Disclaimer planning — 26 U.S.C. § 2518; disposition of a qualifying income interest at 26 U.S.C. § 2519. ☐ Generation-skipping allocation problems — 26 U.S.C. § 2631, 26 U.S.C. § 2632; regulations at 26 C.F.R. part 26. ☐ Inclusion disputes over lifetime transfers — 26 U.S.C. § 2036, 26 U.S.C. § 2038, 26 U.S.C. § 2042; on retained control, United States v. Byrum, 408 U.S. 125. ☐ A beneficiary in bankruptcy — the inheritance may be estate property under 11 U.S.C. § 541, subject to exemptions at 11 U.S.C. § 522.
Sequence I — Settlement
I1. Who must sign
☐ Every interested person — beneficiaries under every version, intestate heirs, and the fiduciary. ☐ ⚠ Contingent and remainder beneficiaries, frequently overlooked. ☐ A representative for minors, unborn, or unascertained beneficiaries, with court approval where required. ☐ ⚠ A settlement missing one interested person can be reopened.
I2. What it must address
☐ Distribution, asset by asset, with valuations and transfer method. ☐ Fees — each side's counsel, the fiduciary's compensation, and who bears them. ☐ ⭐ Approval of the accounting for the covered period — this is what closes the fiduciary's exposure. ☐ Mutual, specific releases covering both the instrument and the administration. ☐ Dismissal of every pending proceeding. ☐ Confidentiality if desired — ⚠ probate filings are public. ☐ Fiduciary succession, if changing. ☐ Tax allocation and reporting treatment, expressly. ☐ Court approval where required.
I3. Tax care
☐ ⚠ Characterize consistently with state law, or the tax result may not follow — Commissioner v. Estate of Bosch, 387 U.S. 456. ☐ Confirm effects on the marital deduction — 26 U.S.C. § 2056 — and any charitable deduction — 26 U.S.C. § 2055. ☐ Address litigation cost deduction — 26 U.S.C. § 2053; compare Commissioner v. Estate of Hubert, 520 U.S. 93. ☐ Address distribution consequences — 26 U.S.C. § 661.
I4. Timing
☐ ⭐ Mediate before discovery is complete — every dollar spent is a dollar not distributed. ☐ ⚠ But not before the accounting is produced where fiduciary claims exist; settling blind releases real breaches for nothing.
The deadline table
| Trigger | Window | If missed |
|---|---|---|
| Notice of probate | ⚠ Weeks to months | ⚠ Contest barred |
| Trustee's notification | Statutory period | Trust contest barred |
| Creditor bar date | Statutory | Claim barred; ⚠ fiduciary exposed if distribution precedes |
| Elective share election | ⚠ Short | Right lost |
| Accounting objection | Per notice | ⚠ Claims barred for the period |
| Disclaimer | Nine months | Tax treatment lost |
| Estate tax return | Nine months | Penalties and interest |
| Portability election | With a timely return | ⚠ Exemption lost |
| Fiduciary breach claim | Statutory; may run from an accounting | Barred |
| Probate appeal | ⚠ Frequently shorter than a civil appeal | Barred — see taking and perfecting a civil appeal |
Related resources
Plain-language overview: contesting the will. Full doctrine: estate and trust litigation. Petitions, demand letters, and accounting worksheets: the will contest and fiduciary litigation toolkit.
Adjacent: probate and estate administration, opening and administering a probate estate, trusts and estate planning, and elder financial exploitation.
⭐ One instruction covers the checklist: calendar the deadline, map the assets, and ask for an accounting before you ask a court to invalidate anything.
Appendix: the attorney file request
⭐ This is the first document request in every contest, and it decides most of them.
[Date] — [Drafting attorney or firm]
Re: Estate of [decedent], [case no.] — request for the client file
This firm represents [client], an interested person in the above matter. [A contest / a proceeding] concerning the [will / trust] executed [date] is [pending / contemplated].
We request the complete file relating to [decedent], including:
- Intake and consultation notes, including notes of any meeting at which the instrument was discussed;
- All drafts, with dates and any redlines;
- All correspondence with the decedent and with any other person regarding the decedent's estate plan;
- ⭐ Billing records and time entries, identifying who initiated each communication, who attended each meeting, and who paid the fee;
- Notes or memoranda regarding capacity, including any assessment made or requested;
- Any record of who accompanied the decedent to any meeting, and whether the decedent was met with alone;
- The executed original or a conformed copy, and the record of who took possession;
- Witness and notary identities and any execution memorandum;
- Prior estate planning documents in the firm's possession;
- Any conflict waiver or disclosure signed by the decedent or any other person.
⚠ We anticipate that the attorney-client privilege does not bar production in litigation among persons claiming through the decedent. If the firm asserts privilege as to any item, please provide a log.
[Counsel, contact]
☐ ⚠ Send early. The proceeding may be required to compel production, and that takes time. ☐ ⭐ The billing records answer more questions than the notes do — who called, who came, who paid.
Appendix: the accounting demand
[Date] — [Fiduciary], and copy to counsel
Re: [Estate / Trust of decedent] — demand for accounting
I am a [beneficiary / interested person]. I have received no accounting since [date / at all].
Under [the instrument, Article ___] and [state statute], I request a complete accounting for the period [ ] to [ ], including:
- Opening balance, reconciled to the inventory or prior accounting;
- All receipts, by date, source, and amount;
- All disbursements, by date, payee, purpose, and amount;
- All gains and losses on sales;
- Closing balance with a schedule of assets on hand and their values;
- ⭐ All transactions with you, any family member, or any entity in which you hold an interest;
- Your compensation, the method of calculation, and the authority for it;
- All professional fees paid, to whom, and for what;
- All distributions, to whom, when, and in what amount;
- Confirmation that all required tax returns have been filed.
Please respond within [30] days. ⚠ If no accounting is provided, I will petition to compel one and will seek costs.
[Name, contact, date]
☐ ⭐ This letter, alone, resolves a meaningful share of fiduciary disputes. ☐ Keep proof of delivery; the refusal is itself evidence. ☐ ⚠ A petition to compel is frequently outside a no-contest clause — check before filing.
Appendix: the undue influence evidence checklist
⭐ Work the three presumption elements. Each is proved with documents rather than with testimony about motive.
Confidential relationship
☐ Power of attorney — obtain the instrument and every transaction under it ☐ Trustee, guardian, or conservator appointment ☐ Signature authority on accounts ☐ Caregiver agreement or arrangement ☐ Evidence of dependence: medication administration, transportation, bill paying ☐ Testimony about who managed the decedent's affairs
Active participation in procuring the instrument
☐ ⭐ Who selected the attorney — and had the attorney previously represented the beneficiary? ☐ Who made the appointment — phone records ☐ Who transported the decedent ☐ ⚠ Who was present in the meeting ☐ Who communicated the desired terms ☐ ⭐ Who paid the fee — billing records ☐ Who arranged the witnesses ☐ Who took possession of the original
Substantial or unnatural benefit
☐ The prior estate plan, and how long it stood ☐ The change, quantified ☐ Comparison to similarly situated family members ☐ Any stated reason for the change, and its source
Supporting indicia
☐ ⚠ Isolation — visitor logs, phone records, testimony about restricted access ☐ Sudden change to a long-standing plan ☐ Secrecy surrounding the execution ☐ Statements by the decedent inconsistent with the document ☐ Contemporaneous beneficiary designation and account title changes ☐ Physical or cognitive dependence at the time
⭐ If all three elements are present, the burden shifts — and the case then turns on whether the proponent can produce evidence of independent legal advice and a documented private meeting.
Appendix: five mistakes that end these cases
⚠ Each is common and avoidable.
☐ Missing the deadline in the notice. ⭐ The most frequent loss in this field, and the notice states the date on its face. ☐ Contesting an instrument that controls nothing. The disputed asset passed by beneficiary designation or joint titling, and the contest reaches neither. ☐ Filing a contest where an accounting petition was available. The information was obtainable at a fraction of the cost and without triggering a no-contest clause. ☐ Building the case on the client's testimony. ⚠ Family testimony without documents rarely carries a contest, and disinterested witnesses carry far more weight. ☐ Settling before the accounting is produced. A release given blind discharges breaches nobody had discovered.
⭐ Four of the five are decisions made in the first two weeks, before any legal analysis — which is why the triage sequence at the top of this checklist matters more than everything after it.
Appendix: the client conversation
⭐ Ten minutes at the first meeting prevents most of the disappointment in this field.
☐ "What are you actually trying to accomplish?" Information, a share, removal of a fiduciary, or acknowledgment — these lead to different proceedings. ☐ "What assets are in dispute, and how does each one pass?" ⚠ Do this before discussing the merits. ☐ "What deadline is running?" Produce the notice and read it together. ☐ "Do you take more if you win?" The standing question. ☐ "Is there a no-contest clause, and what do you stand to lose?" ☐ "What did the decedent say about this, and to whom?" ☐ "Who arranged the lawyer?" ⭐ The answer frequently predicts the outcome. ☐ "What is this worth, and what will the fees be on both sides — and who pays them?" ☐ ⚠ "What happens to your family if we litigate this for two years?"
⭐ Then explain, plainly: that unfairness is not a ground; that the attorney file will decide a contest and the accounting will decide a fiduciary claim; that an accounting petition is usually the right first step; and that most of these resolve in mediation, and resolve better there.