The legal team at San Diego Probate Law , focused on San Diego wills and probate, shows vital testamentary documents prepared for clients handling critical legal details discussing: Can I Change My Executor Or Guardian Designations Through A Codicil?

Can I Change My Executor Or Guardian Designations Through A Codicil?

Barnaby recently updated his will, naming his sister as executor and his longtime friend as guardian for his young daughter. Anna, a falling out with both individuals has left him questioning his choices. He drafted a new will, but his attorney advised against revoking the original entirely. Barnaby is now facing a potential $123,892 legal battle if his original designations are challenged after his passing.

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A codicil is a legal document that amends an existing will. It’s a useful tool for making minor changes without the need to create an entirely new estate plan. However, it’s crucial to understand the implications of using a codicil, particularly regarding the potential for challenges to your estate plan. An experienced wills attorney in San Diego can help you navigate the complexities of testamentary drafting. A comprehensive estate planning strategy goes beyond a simple will to address all potential contingencies and minimize risk.

Specifically, a codicil can be used to change the executor named in your will. The executor is responsible for administering your estate, and it’s vital to have someone you trust and who is capable of handling the responsibilities. Similarly, a codicil can modify guardian designations for minor children. Choosing a suitable guardian is a critical decision, and a codicil allows you to adapt your wishes as circumstances change. However, it’s important to remember that California Probate Code § 6110 dictates that a codicil must be executed with the same formalities as a will – meaning two simultaneous witnesses are required.

With over 35 years of practice as both an Estate Planning Attorney and a CPA, I’ve seen firsthand how seemingly small changes to estate documents can have significant consequences. The CPA advantage is particularly relevant here. Properly valuing assets and understanding the step-up in basis rules are essential for minimizing capital gains taxes and maximizing the value of the estate for your beneficiaries. A CPA-attorney can integrate these tax considerations into your estate plan from the outset, avoiding costly surprises down the road.

Can a codicil be used to change beneficiaries?

The legal team at San Diego Probate Law , focused on San Diego wills and probate, shows vital testamentary documents prepared for clients handling critical legal details discussing: Can I Change My Executor Or Guardian Designations Through A Codicil?

Yes, a codicil can be used to change beneficiaries in your will. However, it’s important to be precise in your language. Ambiguous wording can lead to disputes and legal challenges. If you’re making substantial changes to your beneficiary designations, it may be more prudent to create a new will to avoid any potential confusion. A structured testamentary drafting strategy ensures clarity and minimizes the risk of unintended consequences.

Furthermore, if you’ve already made gifts to beneficiaries, changing your will or codicil may have unintended tax implications. It’s essential to consult with a CPA-attorney to understand the potential consequences of any changes to your estate plan.

What happens if I revoke a codicil?

Revoking a codicil restores the original will to its previous state, as if the codicil never existed. This means that the executor and guardian designations in the original will will once again be in effect. Revocation can be accomplished by a subsequent will or by a physical act of destruction, such as tearing or burning the codicil with the intent to revoke it. However, California Probate Code § 6120 requires that any physical act of destruction be done with the specific intent to revoke, which can be difficult to prove if the circumstances are unclear.

It’s crucial to keep a record of any revocation, such as a copy of the new will or a witness statement confirming the destruction of the codicil.

Are there limitations to what I can change in a codicil?

While a codicil can be used to make various changes to your will, it’s not suitable for making substantial revisions. If you’re making significant changes to your estate plan, such as adding or removing beneficiaries, changing the distribution of assets, or altering the overall structure of your will, it’s generally best to create a new will. A wills attorney in San Diego can help you determine whether a codicil is appropriate for your specific situation.

Furthermore, a codicil should only address issues related to the original will. It shouldn’t be used to introduce entirely new provisions or address unrelated matters.

What are the risks of using a codicil instead of a new will?

Using a codicil can create confusion and increase the risk of legal challenges. If the codicil is poorly drafted or ambiguous, it may be difficult to interpret, leading to disputes among your beneficiaries. Additionally, a codicil may be more vulnerable to attack than a new will, particularly if it’s not properly executed or witnessed. A testamentary drafting attorney in San Diego can help you assess the risks and benefits of using a codicil versus creating a new will.

Moreover, a codicil may not be effective if it conflicts with other estate planning documents, such as a trust. It’s essential to ensure that all of your estate planning documents are consistent and coordinated.

How does a codicil affect the probate process?

A codicil is subject to the same probate process as a will. This means that it must be submitted to the court for approval, and the executor must follow the procedures outlined in the California Probate Code. If the codicil is contested, it may be necessary to litigate the matter in court, which can be time-consuming and expensive. An attorney-led will drafting counsel can help you minimize the risk of probate disputes.

Furthermore, if the codicil is not properly executed or witnessed, it may be deemed invalid by the court, which could result in your estate being distributed according to the laws of intestacy.

California Wills: Execution, Capacity, Contests & Revocation Authority (2025–2026)
Execution, Codicils & Validity
Probate Code § 6110

Formal Execution: Two witnesses required; applies equally to codicils.

Probate Code § 6111

Holographic Wills/Codicils: Material provisions must be in the testator’s handwriting.

Probate Code § 6112

Interested Witness Presumption: Gift invalid unless rebutted.

Probate Code § 6113

Choice of Law: Recognition of out-of-state or foreign wills.

Capacity & Undue Influence
Probate Code § 6100.5

Testamentary Capacity: “Sound mind” standard for executing a will or codicil.

WIC § 15610.70

Undue Influence Defined: Four-factor excessive persuasion test.

Probate Code § 21384

Certificate of Independent Review: Required to validate certain donative transfers.

Evidence Code § 500

Burden of Proof: Contestant bears evidentiary burden unless statute shifts it.

Will Contests & No-Contest
Probate Code § 8270

120-Day Deadline: Contest must be filed within statutory window after probate admission.

Probate Code § 21310

Direct Contest Grounds: Forgery, fraud, duress, undue influence, lack of capacity or due execution.

Probate Code § 21311

No-Contest Enforcement: Enforceable only if contest lacks probable cause.

Probate Code § 48

Standing: Defines “interested person” eligible to bring contest.

Revocation, Revival & Lost Wills
Probate Code § 6120

Revocation Methods: Subsequent instrument or physical act.

Probate Code § 6122

Automatic Revocation: Divorce revokes gifts to former spouse.

Probate Code § 6123

Revival: Revoked will not revived unless intent established.

Probate Code § 6124

Presumption of Revocation: Missing will presumed destroyed.

Probate Code § 8223

Lost Will Procedure: Proving contents through testimony and evidence.

Attorney Advertising, Legal Disclosure & Authorship
ATTORNEY ADVERTISING. This content is provided for general informational and educational purposes only and does not constitute legal, financial, or tax advice. Under the California Rules of Professional Conduct and State Bar advertising regulations, this material may be considered attorney advertising. Reading this content does not create an attorney-client relationship or any professional advisory relationship. Laws vary by jurisdiction and are subject to change, including recent 2026 developments under California’s AB 2016 and evolving federal estate and reporting requirements. You should consult a qualified attorney or advisor regarding your specific circumstances before taking action.
Responsible Attorney: Steven F. Bliss, California Attorney (Bar No. 147856).
Local Office:
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San Diego Probate Law is a practice location and trade name used by Steven F. Bliss, Esq., a California-licensed attorney.
About the Author & Legal Review Process
This article was researched and drafted by the Legal Editorial Team of the Law Firm of Steven F. Bliss, Esq., a collective of attorneys, legal writers, and paralegals dedicated to translating complex legal concepts into clear, accurate guidance.
Legal Review: This content was reviewed and approved by Steven F. Bliss, a California-licensed attorney (Bar No. 147856). Mr. Bliss concentrates his practice in estate planning and estate administration, advising clients on proactive planning strategies and representing fiduciaries in probate and trust administration proceedings when formal court involvement becomes necessary.
With more than 35 years of experience in California estate planning and estate administration, Mr. Bliss focuses on structuring enforceable estate plans, guiding fiduciaries through court-supervised proceedings, resolving creditor and notice issues, and coordinating asset management to support compliant, timely distributions and reduce fiduciary risk.

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