Uniform Trust Code
The Uniform Trust Code (UTC) is a uniform act promulgated by the Uniform Law Commission in 2000 that serves as the first national codification of the law of trusts in the United States, providing a comprehensive set of default rules for the creation, validity, modification, administration, and termination of trusts unless the trust instrument specifies otherwise.[1] Structured into 11 articles, the UTC addresses key elements such as judicial proceedings, representation of beneficiaries, creditor claims, revocable trusts, trustee duties and powers, the prudent investor rule, and trustee liability, while emphasizing flexibility to honor the settlor's intent and encouraging nonjudicial dispute resolution.[1] Developed by the National Conference of Commissioners on Uniform State Laws (now the Uniform Law Commission) in coordination with the Restatement (Third) of Trusts, the UTC was approved and first published in 2000, with significant amendments in 2001 to remove capacity limitations and in 2003 for further refinements.[1] Its primary purpose is to modernize trust law amid the growing use of trusts in estate planning and commercial transactions, filling gaps in state statutes, promoting uniformity across jurisdictions, and balancing settlor autonomy with protections for beneficiaries and trustees.[1] Influenced by comprehensive trust statutes in states like California (enacted in 1986) and incorporating elements from prior uniform acts such as the Uniform Prudent Investor Act, the UTC shifts from purely common-law principles to a statutory framework that adapts to contemporary practices.[1] As of 2022, the UTC or a version of it has been enacted in 36 states and jurisdictions, including Alabama, Arizona, Arkansas, Colorado, Connecticut, the District of Columbia, Florida, Hawaii, Illinois, Kansas, Kentucky, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, New Hampshire, New Jersey, New Mexico, North Carolina, North Dakota, Ohio, Oregon, Pennsylvania, South Carolina, Tennessee, Utah, Vermont, Virginia, West Virginia, Wisconsin, and Wyoming.[2] Notable features include mandatory rules requiring trustees to act in good faith and for lawful purposes, spendthrift protections to shield beneficiary interests from creditors, options for trust modification or termination by consent or court order (even if inconsistent with a material purpose under certain conditions), and a one-year statute of limitations for breach-of-trust claims following adequate disclosure.[1] The code also supports charitable trusts through the cy pres doctrine and integrates modern investment standards, making it a foundational tool for trust administration while allowing states to customize provisions to local needs.[1]History and Development
Drafting Process
The drafting committee for the Uniform Trust Code (UTC) was formed by the Uniform Law Commission (ULC) in 1997 to develop a comprehensive uniform act on trusts, following recommendations from the Joint Editorial Board for Uniform Trusts and Estates Acts.[1] David M. English, a professor at the University of Missouri School of Law, served as the Reporter and principal drafter, guiding the committee's work under Chair Maurice A. Hartnett III.[3] The committee included commissioners from various states, along with advisors and observers from organizations such as the American Bar Association (ABA) and the American College of Trust and Estate Counsel (ACTEC).[3] The UTC drew key influences from established sources to ensure alignment with evolving trust practices. Primary among these was the Restatement (Third) of Trusts, which provided foundational principles on trust creation, trustee duties, and beneficiary rights, with specific sections such as those on loyalty and prudent administration informing the code's provisions.[3] State trust codes, particularly California's Probate Code (Division 9, enacted 1986), served as a model for comprehensive statutory frameworks, while Florida's statutes influenced aspects like insurable interests and notice requirements for beneficiaries.[3] Common law principles, as codified in prior uniform acts like the Uniform Prudent Investor Act (1994) and the Uniform Trustee Powers Act (1964), also shaped the UTC to maintain continuity while addressing modern needs.[3] Over three years, the drafting process followed the ULC's open and deliberative approach, involving multiple meetings, revised drafts, and broad input to refine the code.[1] Consultations included extensive outreach to bar associations, trust practitioners, estate planning experts, and the life insurance industry, with opportunities for public comments on preliminary drafts to incorporate diverse perspectives.[4] This iterative method ensured the UTC addressed practical challenges, such as increasing trust usage in commerce and estate planning, while promoting uniformity across jurisdictions.[3] A core goal of the drafting was to codify longstanding common law principles into a modern, flexible statutory framework, serving primarily as default rules that could be overridden by trust terms to respect settlor intent.[5] The committee emphasized introducing innovations, such as enhanced beneficiary representation and modification procedures, to accommodate contemporary practices like directed trusts and asset protection, without disrupting established doctrines.[3] This balance aimed to provide clear guidance for trustees and courts while fostering adaptability in response to economic and legal developments.[4]Promulgation and Amendments
The Uniform Trust Code (UTC) was approved and promulgated by the Uniform Law Commission (ULC) at its 2000 annual meeting.[6] This marked the first comprehensive codification of trust law by the ULC, providing states with a uniform framework to modernize and standardize trust administration. Initially structured as a model act with 11 articles encompassing over 100 sections, the UTC covers general provisions, judicial proceedings, representation, creation and validity, creditor claims, revocable trusts, office of trustee, powers and duties, liabilities, reformation and termination, and miscellaneous matters. Article 11 primarily addresses effective dates and uniformity. Minor amendments were approved in 2001 to refine technical aspects.[6] Subsequent major amendments have addressed evolving issues in trust law. In 2004, changes to Article 5 strengthened creditor protections by clarifying beneficiary interests subject to claims and limiting exceptions for self-settled trusts.[7] The 2005 updates to Article 8 expanded trustee powers, including provisions for prudent investment and delegation, while reinforcing fiduciary duties.[8] In 2010, the Insurable Interest Amendment revised sections related to trustees' authority to insure trust property, aligning with modern insurance practices.[9] Provisions for electronic execution of trusts are addressed in the separate Uniform Electronic Estate Planning Documents Act promulgated in 2022. Virtual representation mechanisms, original to Article 3, were clarified in a 2004 amendment to Section 303. As of November 2025, no major changes to the UTC text have been promulgated since 2010; however, amendments to the official comments for Sections 103, 110, 402, 404, and 802 were approved in May 2025 to update interpretive guidance.[10]Purpose and Scope
Objectives
The Uniform Trust Code (UTC) primarily aims to establish a comprehensive statutory framework for the law of trusts, addressing longstanding gaps in common law principles and the inconsistencies arising from disparate state statutes. By providing clear, accessible rules for trust creation, administration, and enforcement, the UTC seeks to modernize trust law to accommodate the increasing prevalence of trusts in estate planning and commercial transactions. This framework fills voids in existing legislation, offering states a complete and integrated body of rules that can be readily adopted and applied.[1] A central objective of the UTC is to promote uniformity in trust administration across U.S. jurisdictions, thereby minimizing conflicts that arise when trusts involve multiple states. The code introduces consistent provisions on jurisdiction, governing law, and validity to resolve interstate disputes efficiently, particularly for trusts with settlors, trustees, or beneficiaries in different locations. This emphasis on uniformity reduces legal uncertainty and facilitates smoother trust operations in an era of greater mobility and cross-border asset management.[1] The UTC also strives to balance the settlor's intent—regarded as paramount—with robust protections for beneficiaries, while enhancing flexibility in managing both revocable and irrevocable trusts. It allows for adaptations to changing circumstances without undermining the trust's core purposes, ensuring that trusts remain practical tools for wealth transfer and management. This balance is achieved through default rules that can be modified by the trust instrument, subject to limits that safeguard beneficiary interests.[1] Specific aims include clarifying trustee duties and powers to align with contemporary standards, strengthening spendthrift provisions to shield trust assets from creditors, and accommodating innovative financial instruments such as life insurance policies and investment securities. The UTC codifies key principles from the Restatement (Third) of Trusts to integrate evolving common law into statutory form. These objectives collectively aim to make trust law more responsive to modern economic and social needs.[1]Applicability
The Uniform Trust Code (UTC) applies to express trusts, whether charitable or noncharitable, including both testamentary and inter vivos trusts that are revocable or irrevocable, as well as any trust created pursuant to a statute, judgment, or decree that requires administration in the manner of an express trust.[1] This scope encompasses trusts governed by the UTC in adopting states, effective for those created on or after the code's effective date in the jurisdiction.[1] The UTC explicitly excludes certain arrangements from its coverage to avoid overlap with remedial or specialized legal frameworks, such as resulting and constructive trusts, which serve as equitable remedies rather than intentional creations; business trusts organized for commercial purposes like real estate investment; and employee benefit trusts, including pension plans subject to federal laws like ERISA.[1] Other exclusions include custodial arrangements under the Uniform Transfers to Minors Act, security arrangements like escrows, common trust funds, voting trusts, liquidation trusts, and bankruptcy trusts.[1] The UTC's default rules govern trust administration unless the trust instrument specifies otherwise, providing flexibility for settlors while establishing baseline standards.[1] For trusts in existence on the effective date of adoption, the code applies prospectively to trustee actions and judicial proceedings commenced thereafter, without impairing vested rights, validly exercised powers, or substantial ongoing proceedings under prior law.[1] Jurisdictional applicability under the UTC is determined by factors including the settlor's domicile at the time of creation, the situs of trust property, and the principal place of administration, with trustees and beneficiaries submitting to the courts of the administering state upon acceptance of their roles.[1] The governing law for trust terms is primarily the jurisdiction designated by the settlor in the trust instrument, unless contrary to a strong public policy of the state with the most significant relationship to the matter; absent such a designation, it defaults to the law of the jurisdiction with the most significant relationship, considering factors like administration location and settlor intent.[1] This approach facilitates choice-of-law provisions while promoting uniformity across adopting states.[1]Key Provisions
Creation, Validity, Modification, and Termination
The Uniform Trust Code (UTC) establishes clear requirements for the creation of a trust under Article 4, emphasizing the settlor's intent while ensuring essential elements are present. A trust is created only if the settlor has the capacity to create it, indicates an intention to do so, the trust has a definite beneficiary or serves a valid charitable or noncharitable purpose, the trustee has enforceable duties to administer the trust property, and nonfailure of the trust property occurs. Capacity generally means the settlor is of sound mind and at least 18 years old, unless otherwise specified by state law. Intention can be manifested through a written instrument, oral declaration, or conduct, provided it clearly demonstrates the settlor's purpose to impose fiduciary duties on the trustee for the benefit of identified parties. Trusts may be formed through various methods, including transfer of property to another as trustee during the settlor's lifetime or by will, the settlor's declaration that they hold property as trustee, exercise of a power of appointment to a trustee, or a court order.[3] The UTC's validity rules safeguard against invalid trusts while providing flexibility in applicable law and purpose. A trust's validity is determined by the law of the jurisdiction where the trust instrument was executed, the settlor was domiciled at execution or trust creation, the trustee is domiciled or has its principal place of business, or the trust property is located, allowing parties to select a governing law that complies with one of these connections. Trust purposes must be lawful, not contrary to public policy, possible to achieve, and beneficial to the beneficiaries; unreasonable restraints on alienation or marriage may render a trust invalid. Charitable trusts specifically require a purpose benefiting the community, such as relief of poverty, advancement of education or religion, promotion of health, or governmental purposes, and are enforceable by the attorney general or another designated party. Formalities vary, but oral trusts are generally valid as evidence under Section 407 unless other law requires writing, such as the Statute of Frauds for trusts involving interests in real property, which typically demands a signed writing to transfer or declare such interests. Additionally, trusts must comply with applicable rules against perpetuities; in jurisdictions adopting the UTC, these are often reformed via the Uniform Statutory Rule Against Perpetuities, incorporating a 90-year wait-and-see period to validate interests that vest within that timeframe, alongside the traditional lives-in-being plus 21 years rule.[3] Modification of trusts under the UTC balances respect for the settlor's intent with practical adjustments, primarily through Sections 411-414. For noncharitable irrevocable trusts, modification or termination may occur by consent of the settlor and all beneficiaries, even if inconsistent with a material purpose of the trust; alternatively, all beneficiaries may consent to modification if it aligns with the trust's material purpose, or to termination if no material purpose remains, subject to court approval where necessary to protect unrepresented interests. Unanticipated circumstances allow courts to modify administrative or dispositive terms—or terminate the trust—if such changes further the trust's purposes despite events unforeseen by the settlor, such as economic shifts or legal changes rendering terms impracticable or wasteful. For charitable trusts, the doctrine of cy pres under Section 413 permits courts to modify or terminate if the original purpose becomes unlawful, impossible, impracticable, or wasteful, redirecting assets to a purpose as near as possible to the settlor's intent; if fewer than 21 years have passed since the settlor's death and no charitable purpose can be found, assets may revert to the settlor's estate or successors. Uneconomic trusts with a value under an optional threshold (often $50,000, adjustable by state) may be terminated by the trustee if administrative costs exceed benefits, unless the settlor has prohibited this; court approval is required if beneficiaries object. Nonjudicial settlement agreements under Section 111, applicable across the UTC, further enable modifications without court involvement if they do not violate a material purpose. Proceedings for modification may be initiated by the trustee, a beneficiary, or the settlor (for charitable trusts).[3] Termination grounds under the UTC, detailed in Sections 410 and 412, prioritize fulfillment of the trust's purpose while allowing for efficient wind-up. A trust terminates automatically if revoked by the settlor (for revocable trusts), upon expiration of its term, when no purpose remains to be achieved, or if continuation becomes unlawful, impossible, impracticable, or wasteful. For irrevocable noncharitable trusts, termination by consent of all beneficiaries is permitted if no material purpose subsists, with court oversight to ensure fairness; spendthrift provisions are not deemed material purposes unless specified. Courts may also terminate due to unanticipated circumstances that frustrate the trust's objectives, distributing property in a manner consistent with those purposes. Upon termination, the trustee must expeditiously distribute the remaining property to beneficiaries as directed by the trust terms, court order, or beneficiary agreement, while settling administration costs and liabilities. These provisions underscore the UTC's emphasis on settlor intent, permitting termination only when it aligns with or advances the trust's core objectives.[3]Trustee Duties, Powers, and Liability
Under the Uniform Trust Code (UTC), trustees are bound by a series of core fiduciary duties designed to ensure faithful administration of the trust in accordance with its terms and purposes. The duty to administer the trust, outlined in Section 801, requires the trustee to act in good faith, prioritizing the interests of the beneficiaries while complying with the trust instrument and applicable law. This foundational obligation sets the stage for specific duties, including the duty of loyalty under Section 802, which mandates that the trustee administer the trust solely for the benefit of the beneficiaries and avoid conflicts of interest, such as self-dealing or transactions with interested parties unless authorized by the trust terms, court approval, or informed consent. Violations of loyalty render transactions voidable, emphasizing the trustee's role as a disinterested fiduciary. Complementing loyalty is the duty of impartiality in Section 803, which obligates the trustee to act fairly when the trust involves multiple beneficiaries, balancing their respective interests without favoring one over another unless the trust directs otherwise. For instance, in allocating investment returns or distributions, the trustee must consider the needs of income beneficiaries and remainder interests equitably. The duty of prudent administration, per Section 804, further requires the trustee to exercise reasonable care, skill, and caution in managing the trust, taking into account the trust's purposes, terms, and distribution requirements, as informed by the Uniform Prudent Investor Act. This standard varies with the trustee's expertise and the trust's circumstances, promoting diversification and risk assessment in asset management. Additionally, Section 805 imposes a duty to incur only reasonable administration costs, evaluated relative to the trust estate's size, purposes, and the trustee's skills, while Section 806 mandates the use of any special skills the trustee possesses or was hired to apply, such as financial expertise. Trustees also hold specific powers to fulfill these duties effectively. Section 807 authorizes reasonable delegation of tasks to agents or advisors, provided the trustee exercises prudence in selection, oversight, and communication, though the trustee remains liable for the delegate's actions. Under the prudent investor rule integrated via Section 804 and detailed in Article 9, trustees have broad investment authority, including diversification, retention of assets, and consideration of general economic conditions, all subject to fiduciary standards. Distribution powers in Section 816 allow trustees to make payments in cash or kind, satisfy tax liabilities, and adjust for equalization among beneficiaries, while Section 814 governs the exercise of discretionary powers in good faith, considering tax implications and trust purposes without a duty to maximize distributions unless specified. Section 815 grants general powers akin to those of an absolute owner, such as selling, leasing, or borrowing against trust property, always constrained by duties of loyalty and prudence. Section 808 requires trustees to follow directions from authorized holders of powers, such as trust protectors, unless they contravene the trust terms or constitute a breach. Liability for breaches of these duties is addressed in Article 10, where Section 1001 provides remedies including compelling performance, enjoining misconduct, recovering losses, or voiding improper acts, tailored to the breach's nature and invoked by beneficiaries or cotrustees. Damages under Section 1002 hold the trustee accountable for the greater of the trust's loss or the trustee's profit from the breach, plus interest, with cotrustees entitled to contribution unless one acted in bad faith. Even absent a breach, Section 1003 requires accounting for unauthorized profits, though good-faith losses are not recoverable. Section 1008 limits exculpatory clauses in the trust instrument, rendering them unenforceable for bad faith, reckless indifference to beneficiary rights, or willful misconduct, particularly if the trustee drafted the provision. Certification of trust under Section 1013 enables trustees to furnish a document attesting to their authority and the trust's existence without disclosing dispositive terms, protecting privacy while allowing third parties to rely in good faith without liability. Claims against trustees are time-barred after one year from receiving notice of a potential breach or five years from the trustee's removal or resignation, per Section 1005. Standards for trustee involvement include acceptance and resignation protocols in Article 7. Section 701 allows acceptance through compliance with trust terms or by exercising powers over trust property, while rejection can occur explicitly or by inaction within a reasonable time. Resignation under Section 705 requires at least 30 days' notice to qualified beneficiaries, the settlor (if alive), and cotrustees, or court approval with possible conditions to safeguard the trust. For co-trustees, Section 703 permits majority action when unanimity fails, requires prevention of serious breaches by fellow trustees, and prohibits improper delegation, ensuring collective accountability without joint liability for non-participating members who dissent appropriately. Bond requirements in Section 702 are imposed only if mandated by the trust or deemed necessary by the court to protect beneficiaries, with exemptions for supervised corporate trustees and court discretion over terms.Creditor Claims and Spendthrift Provisions
The Uniform Trust Code (UTC) validates spendthrift provisions in trusts, which are designed to protect a beneficiary's interest from both voluntary transfers, such as assignments or anticipatory alienations, and involuntary transfers, including claims by creditors or in bankruptcy proceedings. Under Section 502(a), such a provision is effective only if it explicitly restrains both types of transfers, and a term in the trust instrument stating that the beneficiary's interest is held subject to a "spendthrift trust," through words of similar import, or in any other manner is sufficient to invoke this protection unless the trust provides otherwise. This mechanism prevents creditors or assignees of the beneficiary from reaching the interest or a distribution from the trust before the beneficiary receives it, thereby preserving the settlor's intent to provide for the beneficiary without external interference. However, the protection does not apply if the beneficiary holds a general power of withdrawal over the interest, rendering the provision ineffective in such cases. Despite the general validity of spendthrift provisions, the UTC establishes specific exceptions that permit certain creditors to access trust assets, balancing beneficiary protection with public policy considerations. Section 503(b) renders a spendthrift provision unenforceable against claims by a child, spouse, or former spouse of the beneficiary for support or maintenance, including alimony and child support obligations, where "child" encompasses any person for whom a support order or judgment has been entered in any state. Similarly, claims by the United States or a state are excepted to the extent required by applicable federal or state law, which typically includes tax liabilities imposed by government entities. For tort claims against the beneficiary, creditors providing necessary services or supplies—such as medical care arising from personal injury—may also reach the beneficiary's interest, as interpreted under Section 503(b)(4) to cover essential obligations that support the beneficiary's well-being. In these scenarios, courts may authorize remedies like attachment of present or future distributions and have equitable discretion to limit the extent of recovery, particularly if the trust constitutes the beneficiary's sole source of support. Regarding revocable trusts, Section 505(a)(1) provides that during the settlor's lifetime, the property of such a trust remains fully subject to the claims of the settlor's creditors, treating the assets as if they were part of the settlor's estate for satisfaction of debts. This access extends after the settlor's death to cover claims against the probate estate, as well as administration costs, funeral expenses, and enforceable rights to statutory allowances for a surviving spouse or children, to the extent the probate estate proves insufficient. A holder of a power of withdrawal is treated as the settlor to the extent of the property subject to that power, and any lapse, waiver, or release of the power is considered a contribution by the settlor, though not resulting in beneficiary status unless the value exceeds applicable Internal Revenue Code limits under Sections 2041(b)(2), 2514(e), or 2503(b). The UTC offers protections for discretionary trusts under Section 504, where the trustee exercises discretion—express or implied—to make distributions to the beneficiary, thereby shielding the interest from creditors who cannot compel a distribution or attach assets unless a mandatory distribution is overdue and unpaid. Even without a spendthrift provision, if the trustee could make a distribution to the beneficiary in good faith, creditors generally cannot reach the interest, though beneficiaries retain the right to seek judicial review for abuse of discretion. Where discretion is guided by an ascertainable standard, such as for the beneficiary's health or education, the interest remains protected except to the extent it would be reachable if the beneficiary were the sole trustee and sole beneficiary. Courts may order distributions for support claims if the trustee abuses discretion, ensuring alignment with the trust's purpose. For self-settled trusts, where the settlor is also a beneficiary, Section 505(a)(2) limits creditor access in irrevocable trusts to the maximum amount the trustee could distribute to or for the benefit of the settlor, determined by the trustee's good-faith exercise of discretion and prorated by the settlor's contribution in cases of multiple settlors. The UTC itself does not authorize fully protected self-settled spendthrift trusts, as creditors retain this reach into distributable assets, but in adopting states that have enacted additional statutes—such as Alaska, Delaware, Nevada, and South Dakota—self-settled asset protection trusts (often called domestic asset protection trusts or DAPTs) may provide enhanced shielding after a statutory waiting period, typically two to four years, subject to exceptions for fraudulent transfers and certain claims like child support. These state-specific provisions build on the UTC framework but vary in duration of protection and exceptions, allowing settlors to shield assets from future creditors while complying with federal fraudulent conveyance laws.Adoption and Implementation
Adopting Jurisdictions
As of November 2025, 37 jurisdictions in the United States, comprising 36 states and the District of Columbia, have enacted versions of the Uniform Trust Code (UTC).[11][2][12] These adoptions provide a standardized framework for trust administration, though states often incorporate modifications to align with local laws. The UTC generally applies to trusts created or becoming irrevocable after the effective date of enactment in each jurisdiction, with many allowing settlors to opt in for existing trusts.[13] Adoptions occurred progressively over two decades, beginning with early pioneers in the 2000s and continuing into the 2010s and 2020s. Early adopters (2001–2005) laid the foundation for broader acceptance; for example, Nebraska enacted the UTC in 2001, effective January 1, 2003, as the first state to do so. Other early examples include Arkansas (enacted 2005, effective 2005) and Wyoming (enacted 2003, effective July 1, 2003). The mid-period (2006–2015) saw wider uptake, with states like Alabama (enacted 2006, effective January 1, 2007) and Kentucky (enacted 2014, effective July 15, 2014) integrating the UTC to modernize trust statutes. This era included 22 jurisdictions, such as Florida (2006), Missouri (2004, but major updates in 2005), Virginia (enacted 2012, effective October 1, 2012), and Massachusetts (enacted 2012, effective July 8, 2012).[14] Recent adoptions (2016–2025) reflect ongoing refinement, with examples including New Jersey (enacted 2016, effective July 17, 2016), Colorado (enacted 2018, effective January 1, 2019), Illinois (enacted 2019, effective January 1, 2020), Connecticut (enacted 2019, effective January 1, 2020), and Oklahoma (enacted 2025, effective November 1, 2025).[15][16][17][18][12] The following table categorizes all adopting jurisdictions by enactment period, with representative effective dates where specified:| Period | Jurisdictions | Notes on Effective Dates |
|---|---|---|
| 2001–2005 (Early Adopters) | Arkansas, Nebraska, Wyoming | Nebraska: Jan. 1, 2003; Arkansas: 2005; Wyoming: July 1, 2003 |
| 2006–2015 (Mid-Period) | Alabama, District of Columbia, Florida, Hawaii, Kansas, Kentucky, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Montana, New Hampshire, New Mexico, North Carolina, North Dakota, Ohio, Oregon, Pennsylvania, South Carolina, Tennessee, Utah, Vermont, Virginia, West Virginia, Wisconsin | Alabama: Jan. 1, 2007; Kentucky: July 15, 2014; Virginia: Oct. 1, 2012; Massachusetts: July 8, 2012; DC: 2004 |
| 2016–2025 (Recent) | Arizona, Colorado, Connecticut, Illinois, New Jersey, Oklahoma | New Jersey: July 17, 2016; Colorado: Jan. 1, 2019; Illinois: Jan. 1, 2020; Connecticut: Jan. 1, 2020; Oklahoma: Nov. 1, 2025; Arizona: readopted 2017 |