One Child Inherited the Joint Bank Account. Is Sharing It With the Other Heirs a Taxable Gift?
A joint bank account after death can create gift tax issues when one child becomes the surviving owner even though the parent intended the estate to be divided among several beneficiaries.
A parent dies with a substantial bank account.
Years earlier, the parent added one child to the account. Maybe that child lived nearby. Maybe she paid bills for Dad. Maybe Dad wanted someone who could access the account if he became sick.
Dad’s will, however, says his estate should be divided equally among all six children.
After Dad dies, the bank tells the daughter that she is the surviving joint owner and the entire account belongs to her.
She responds:
“Dad never intended for me to keep all of this. I want to divide it equally with my siblings.”
It is tempting to conclude that Daughter inherited the entire account and anything she transfers to her siblings is now a gift from her potentially requiring Form 709, United States Gift (and Generation-Skipping Transfer) Tax Return.
That may ultimately be the correct answer.
But it should not necessarily be the first answer.
Before anyone moves the money or prepares a gift tax return, several other questions should usually be addressed:
Who actually owns the property under applicable state law?
Did Dad intend to create a beneficial survivorship interest, or was Daughter added primarily for convenience?
Who funded the account?
Did Daughter actually acquire the entire account at death?
Is an IRC §2518 qualified disclaimer still available?
Could Daughter disclaim only part of the account?
And where would the disclaimed property legally pass?
The answers can materially change the federal estate and gift tax consequences.
The Gift Tax Return Is Usually Downstream of the Property-Law Determination
A fundamental principle of federal taxation is that state law generally determines the underlying property rights, while federal law determines the tax consequences attached to those rights.
That distinction matters enormously in estate administration.
The fact that a bank recognizes Daughter as the surviving account holder does not necessarily answer every question about beneficial ownership among the parties, particularly where applicable state law permits evidence of a contrary intent.
The CPA should not make the state-law determination.
But the CPA should recognize when the federal gift tax return depends upon estate counsel making that determination first.
Before asking:
“How much did Daughter gift to her siblings?”
the professional team should first ask:
“What property did Daughter legally and beneficially acquire?”
Who Owns a Joint Bank Account After Death?
Joint-account law varies by state.
For example, Iowa recognizes a presumption favoring survivorship on qualifying joint bank accounts, but Iowa courts have also recognized that the depositor’s intent matters.
In Petersen v. Carstensen, the Iowa Supreme Court held that a bank deposit in the names of alternate payees generally becomes the surviving payee’s property in the absence of extrinsic evidence showing a contrary intention. When substantial extrinsic evidence of contrary intent exists, however, an ownership question can arise. Iowa courts continued applying that framework in Estate of Sasseen.
Indiana takes a somewhat different statutory approach. Indiana generally provides that sums remaining in a joint account belong to the survivor, but the presumption may be overcome by clear and convincing evidence of a different intention at the time the account was created. Indiana also generally treats ownership during the parties’ lifetimes according to their net contributions unless contrary intent is established.
The applicable state law matters.
So do the facts.
Why was Daughter added?
Who contributed the money?
Did she ever use it for herself?
What did Dad tell the family?
What does the account agreement say?
Was there contemporaneous evidence showing that Daughter was being added only to help Dad manage his finances?
Those are legal ownership questions for estate counsel, but their answers may determine what the CPA does next.
Determining who owns a joint bank account after death is generally a state property-law question before it becomes a federal tax question.
Adding a Child to a Joint Bank Account Does Not Always Create a Gift
Another common misconception is that adding another person to a bank account automatically gives that person half the account for federal gift tax purposes.
That is not necessarily true.
If Dad creates a joint bank account with Daughter but retains the ability to recover the entire account without Daughter’s consent, a gift generally occurs when Daughter actually withdraws funds for her own benefit without an obligation to repay Dad not simply when her name is placed on the account.
That distinction can become extremely important after Dad dies.
There may have been no completed lifetime gift of the account balance.
Dad’s death may instead be the event that creates Daughter’s survivorship interest for federal transfer-tax purposes.
And that brings us to one of the most overlooked planning tools in estate administration.
What Is an IRC §2518 Qualified Disclaimer?
A qualified disclaimer allows someone who receives an interest in property to refuse that interest without being treated as making a gift to the person who ultimately receives it.
A qualified disclaimer can be especially important when a joint bank account after death passes to one beneficiary contrary to the family’s expected estate plan.
When §2518 is satisfied, the IRS treats the property as though it had never been transferred to the disclaimant. The IRS therefore does not treat the disclaimant as making a gift to the ultimate recipient.
Generally, a qualified disclaimer must be irrevocable and unqualified, must be in writing, must properly identify the interest being disclaimed, and must be timely delivered.
The disclaimant generally cannot have already accepted the interest or its benefits.
And critically, the disclaimed property must pass without the disclaimant directing where it goes.
For most adult beneficiaries, the federal deadline is generally nine months after the transfer creating the interest.
That deadline makes early attorney-CPA coordination extremely important.
Qualified Disclaimers for a Joint Bank Account After Death
The Treasury regulations specifically address joint bank, brokerage, and similar investment accounts.
If Dad contributed money to a joint account and retained the ability to unilaterally recover his own contributions during life, the original deposit generally is not a completed gift to the other joint owner.
For qualified-disclaimer purposes, the transfer creating Daughter’s survivorship interest in Dad’s share is therefore treated as occurring at Dad’s death.
That means Daughter may have a nine-month window following Dad’s death to disclaim some or all of the qualifying interest, assuming the remaining §2518 requirements are satisfied.
The regulations even give an example in which one joint owner funded the entire account, died, and the survivor timely disclaimed the account. The disclaimed amount passed through the deceased owner’s probate estate under the assumed state law rather than being treated as a gift made by the survivor.
This is not an obscure theoretical use of §2518.
The Treasury regulations specifically contemplate this fact pattern.
Can You Partially Disclaim a Joint Bank Account After Death?
One of the most useful parts of this rule is that Daughter may not necessarily have to disclaim the entire account.
Federal regulations recognize partial qualified disclaimers.
The joint-account regulations themselves provide an example in which the surviving owner disclaims 40% of an account, while retaining the other 60%. The disclaimed 40% passes according to the applicable state-law and estate rules; the retained 60% remains with the survivor.
This can matter enormously in a family-equalization situation.
Assume Dad funded a $600,000 joint bank account.
Dad had six children.
Daughter is the surviving joint owner.
Dad intended his wealth to benefit all six children equally.
Depending upon the state law, governing documents, and §2518 requirements, counsel might analyze whether Daughter could retain 1/6 of her survivorship interest, or $100,000, and disclaim the other 5/6, or $500,000.
If the disclaimer qualifies, Daughter did not receive $600,000 and then give $500,000 away.
She retained $100,000 and refused the $500,000 interest.
That distinction can completely change the gift-tax result.
Iowa Expressly Allows Partial Disclaimers
For Iowa estates, the state statute is particularly useful.
For an Iowa joint bank account after death, the survivorship presumption and evidence of the depositor’s intent should be analyzed before assuming the survivor made a taxable gift.
Iowa Code §633E.5 permits a person to disclaim an interest in whole or in part and expressly permits a partial disclaimer to be stated as a fraction, percentage, monetary amount, term of years, limitation of a power, or another interest in the property.
Iowa Code §633E.7 specifically addresses survivorship rights in jointly held property.
Where the deceased holder could have unilaterally recovered the portion attributable to that holder’s contribution during life, the surviving holder may disclaim the permitted interest in whole or in part.
The disclaimed interest passes as though the disclaimant predeceased the deceased holder.
Iowa Code §633E.4 also expressly recognizes tax-qualified disclaimers meeting IRC §2518.
For Iowa estate attorneys and CPAs, that means a partial disclaimer should at least be considered before assuming that a family redistribution automatically produces a Form 709 filing.
Indiana Also Permits Partial Disclaimers
Indiana provides similar flexibility.
Indiana Code §32-17.5-3-1 expressly allows a person to disclaim an interest in property in whole or part, and §32-17.5-3-4 permits a partial disclaimer to be expressed as a fraction, percentage, monetary amount, or another identified interest.
Indiana also has a provision specifically addressing a surviving holder of jointly owned property. Where the deceased holder could have recovered amounts attributable to that person’s contribution, Indiana provides a formula for determining the amount that the survivor may disclaim. The disclaimed interest passes as though the surviving holder predeceased the deceased holder with respect to that interest.
The lesson is broader than either state:
Joint account → surviving child → Form 709 is not necessarily the correct sequence.
The state property and disclaimer analysis comes first.
Can the Disclaimed Property Come Back to Daughter?
This is where disclaimer planning can become much more technical.
Assume Daughter disclaims the entire account.
The property then passes into Dad’s estate.
Dad’s will divides the residue equally among Daughter and her five siblings.
Can Daughter disclaim the property and then receive 1/6 of that same property through the residuary estate?
Potentially not without creating a federal qualification problem.
For a nonspouse, §2518 generally requires the disclaimed interest to pass without direction by the disclaimant to someone other than the disclaimant. If the same disclaimed property circles back to the person making the disclaimer, the disclaimer can fail to qualify to that extent.
That does not necessarily mean Daughter has to give up her share of every other asset in Dad’s estate.
Different property interests can be analyzed separately.
But counsel must trace the disposition of the specific interest being disclaimed.
That is another reason a partial disclaimer may be worth analyzing.
Instead of disclaiming the entire $600,000 and attempting to receive $100,000 of the same property back through the estate, Daughter might potentially retain $100,000 of the original survivorship interest and disclaim $500,000.
State law and Dad’s estate documents then determine where that $500,000 goes.
Daughter cannot simply choose the recipients.
Do Not Move a Joint Bank Account After Death Before Reviewing Your Options
This may be the most important practical point in the entire article.
A beneficiary trying to do the right thing can unintentionally make the problem harder.
Federal qualified-disclaimer rules generally prohibit the disclaimant from accepting the interest or its benefits before making the disclaimer.
The regulations identify actions such as using the property, accepting dividends, interest, or rent, and directing others to act with respect to the property as potential evidence of acceptance.
Merely having legal title vest automatically at death, however, does not itself necessarily constitute acceptance.
So if you discover that an asset passed differently than the family expected:
Do not immediately redistribute it.
Do not assume that moving the money to a personal account and writing checks to siblings can simply be cleaned up on a tax return later.
Get the estate attorney and CPA involved first.
This same principle applies to other inherited assets. For example, an executor should not assume an IRA payable to an estate or trust must immediately be liquidated. We discuss that issue in IRA Left to an Estate or Trust? Do Not Liquidate It Too Quickly.
Who Prepares the Qualified Disclaimer?
There is no federal IRS form called “Form 2518.”
The disclaimer itself is ordinarily a legal instrument.
State law determines what the document must contain, how it must be signed, where it must be delivered or filed, and what legal effect the disclaimer has on the property.
In Iowa, for example, §633E.5 requires an effective disclaimer to be in a writing or other record, declare the disclaimer, describe the interest being disclaimed, be signed, and be delivered or filed as required under Iowa law.
Indiana imposes similar requirements.
For that reason, estate counsel should ordinarily draft and control the disclaimer document.
But the CPA should ideally be involved before the document is signed.
What Is the CPA’s Role?
The CPA’s role is not to decide what property law says.
The CPA determines what the attorney’s proposed legal transaction means for federal taxes.
That may include tracing who funded the joint account, determining the applicable federal disclaimer deadline, analyzing whether the beneficiary has accepted benefits, modeling a full versus partial disclaimer, reviewing whether any disclaimed property could return to the disclaimant, determining estate inclusion and basis consequences, and deciding whether Forms 706, 709, 1041, or other federal filings are required.
That division of responsibility is important:
The attorney determines and documents what legally happens to the property.
The CPA determines and documents the federal tax consequences of what legally happened.
The best time for those professionals to coordinate is before an irreversible transaction occurs.
When a Joint Bank Account After Death May Create a Gift Tax Issue
Before filing Form 709 involving a joint bank account after death, determine whether the surviving owner actually acquired the property and whether a qualified disclaimer remains available.
Sometimes Form 709 really is the answer.
Estate counsel may determine that Daughter legally and beneficially acquired the entire account.
She may already have accepted and exercised control over it.
The nine-month federal deadline may have expired.
A disclaimer may cause the property to pass somewhere the family does not want it to go.
Or another §2518 requirement may not be satisfied.
If Daughter then voluntarily transfers her own property to her siblings, she may indeed be making gifts.
At that point, the federal gift-tax reporting analysis becomes appropriate.
The point is not that transfers among heirs are never gifts.
The point is that the gift tax return should follow the ownership and disclaimer analysis not substitute for it.
Joint Bank Accounts, Estate Inclusion, and Basis After Death
Joint ownership creates another common tax misconception: that adding a child as a joint owner automatically destroys the basis adjustment at death.
That is also too simple.
For nonspouse jointly owned property, federal estate inclusion under IRC §2040 may depend heavily on who furnished the consideration. Property included in the decedent’s gross estate can then fall within the §1014 basis rules.
So the name on the title alone does not determine either the estate-tax inclusion or basis result.
Related article: Adding a Child to a Deed: Gift Tax, Estate Inclusion, and the Step-Up in Basis.
Estate Attorneys: Bring the CPA Into the File Before the Disclaimer Is Signed
Qualified disclaimers sit directly at the intersection of state property law and federal tax law.
Estate counsel may know exactly where the property passes under the will and state disclaimer statute.
The CPA needs to determine whether that disposition satisfies §2518, whether a gift occurs, what is included in the gross estate, what basis results, and what federal returns need to be filed.
At Corridor Consulting LLC, we work with estate attorneys, executors, trustees, and beneficiaries when estate administration decisions create complicated federal tax consequences.
That can include qualified-disclaimer analysis, estate and gift tax planning, jointly owned property, basis analysis, contribution tracing, Forms 706 and 709, fiduciary income tax returns, and coordination between the estate’s legal documents and federal reporting.
Executors and Beneficiaries: Before You Redistribute the Money, Get the Tax Analysis
If an account, beneficiary designation, or other asset passed differently than expected, do not assume that the only option is to receive the property and then give it away.
There may be a state-law ownership issue.
There may be a qualified-disclaimer opportunity.
There may be a partial-disclaimer strategy.
And there may be federal estate, gift, basis, and fiduciary income-tax consequences that should be understood before the property moves.
If you are administering an estate or trust, dealing with an inherited joint account, considering a disclaimer, or unsure whether Form 706, Form 709, or Form 1041 is required, complete Corridor Consulting’s Discovery Chat before making the transfer.
We coordinate with legal counsel rather than replacing them offering estate and trust tax preparation and planning.
Our role is to make sure the federal tax consequences of the legal decision are understood before the decision becomes irreversible and to correctly prepare the estate, trust, and gift-tax filings that follow.
Before the property moves, start with a Discovery Chat.
Sometimes the difference between an estate distribution and a taxable gift begins with a state property-law question that nobody thought to ask.
This article is for general educational purposes and does not constitute legal advice. Property ownership, probate, and disclaimer laws vary by state. Qualified disclaimers are highly fact-specific and time-sensitive. Estate counsel and a qualified tax professional should review the transaction before property is accepted, transferred, distributed, or disclaimed.
