On March 30, 2026, the Department of Labor (DOL) unveiled a proposed rule that could significantly reshape the investment landscape for millions of Americans participating in 401(k) and other defined contribution (DC) retirement plans. This proposed regulation aims to establish a formal safe harbor for plan fiduciaries, providing clearer guidelines for the inclusion of alternative investments—such as private equity, private credit, real estate, and digital assets—within these retirement vehicles. This significant policy development stems directly from President Trump’s Executive Order 14330, signed on August 7, 2025, which directed federal agencies to identify and dismantle regulatory barriers impeding access to a broader array of investment classes for individuals in employer-sponsored plans. The executive order highlighted the disparity between the investment options available to participants in 401(k)s and DC plans, who number approximately 90 million, and those accessible to public pension funds and large institutional investors.
The DOL’s proposed rule outlines six key factors that plan fiduciaries must consider when evaluating the inclusion of alternative investments: performance, fees, liquidity, valuation, benchmarks, and complexity. Notably, the proposal does not permit direct, standalone access to private funds. Instead, exposure to these asset classes would primarily flow through diversified investment vehicles such as target-date funds and asset allocation funds, designed to offer a pre-packaged approach to diversification. A 60-day public comment period is currently underway, allowing stakeholders to provide feedback on the proposed changes before they are finalized.
The CAIA Association, a global organization representing over 14,000 Charterholders across more than 100 countries, has a long-standing engagement with the complex issue of incorporating alternative investments into defined contribution plans. The Association’s stance has consistently focused on education and promoting informed allocation, rather than advocating for an unfettered proliferation of products.
Acknowledging Progress and Navigating Nuances
From a policy standpoint, the CAIA Association views the DOL’s proposed rule as a positive development, recognizing the importance of expanding investment options for plan participants. The structural argument for providing retirement savers and plan sponsors with access to asset classes that have long been available to institutional portfolios aligns with CAIA’s established position. The association has repeatedly articulated that the long-term nature of private assets, coupled with the inherently long-term savings horizon of retirement plans like the 401(k), makes these asset classes a reasonable consideration for inclusion.
It is crucial to note that the proposed DOL ruling does not fundamentally alter the legal ability for private assets to be offered within retirement plans; this has always been permissible. However, the proposed rule aims to codify additional guidance, thereby mitigating potential litigation risks for plan fiduciaries who choose to incorporate these investments. This regulatory clarity, while welcome, is acknowledged to be a foundational step rather than a comprehensive solution.
The Imperative of Informed Allocation
Alternative investments, by their nature, are complex, and significant performance dispersion exists even within similar asset classes. This inherent complexity places a premium on informed access and a deep understanding of the underlying investments. The CAIA Association remains steadfast in its conviction that any properly constructed investment menu offering exposure to private markets must be built upon three foundational principles:
Positioning and Communication: Bridging the Liquidity Gap
A critical consideration is the accurate portrayal of liquidity. The distinction between "semi-liquid" and truly liquid assets, and the difference between "mark-to-model" and "mark-to-market" valuations, are paramount. Private capital strategies often come with inherent illiquidity, and these characteristics may not be suitable for every investor or every retirement plan. A thorough evaluation of individual participant needs—including liquidity requirements, time horizons, risk tolerance, and sensitivity to fees—is essential. This assessment should not be circumvented by the structure of the investment vehicle itself.
Therefore, empowering plan sponsors and their fiduciary staff to act as intentional gatekeepers is imperative. They must exercise discretion to ensure that investment choices align with the demographics, financial circumstances, and capabilities of the participant population, rather than deferring responsibility solely to individual employees. Once these investments are selected, comprehensive and regular communication regarding their purpose, associated risks, and liquidity implications is indispensable for participant understanding.
Education: Equipping Gatekeepers for Complexity
The fiduciary obligation placed upon retirement plan gatekeepers, particularly plan sponsors and their advisors, becomes even more critical with this evolution in investment options. These individuals must possess a robust understanding of concepts such as redemption gates, quarterly caps, and illiquidity premiums before making informed decisions on behalf of participants. Given the often opaque and dynamic nature of private investments, dedicated professional training focused on alternatives should be considered a prerequisite for those responsible for selecting and overseeing these options. The CAIA designation itself, for instance, is designed to equip professionals with the knowledge necessary to navigate these complexities.
Due Diligence: Enhancing Scrutiny for Alternatives
The DOL’s proposed six-factor framework serves as a valuable starting point, aligning with standard considerations for traditional long-only investment options. However, due to the heightened complexity of alternatives, these factors—fees, liquidity, valuation methodology, manager track record, and the structural alignment of interests—assume even greater importance. Rigorous due diligence, going beyond the surface-level assessment, is non-negotiable. This includes scrutinizing the specific terms of private fund investments, the experience and operational capabilities of the investment managers, and the alignment of fees and incentives with participant interests.
Implications and the Path Forward
The DOL’s proposed rule represents a meaningful step towards modernizing retirement plan offerings, but it is by no means a definitive endpoint. While regulatory clarity can reduce friction for plan sponsors, it cannot substitute for the analytical rigor that alternative investments demand, nor can it automatically protect participants who lack a fundamental understanding of what they are investing in.
Historical precedent offers valuable lessons. Retail investors have previously encountered significant challenges with alternative vehicles, including redemption gates, net asset value (NAV) discounts, and liquidity mismatches. These issues have often stemmed not from fundamental flaws in the underlying assets but from an insufficient gap between product complexity and investor comprehension. The codification of a safe harbor, while beneficial, does not inherently bridge this understanding gap. Suitability analysis, substantive participant education, and disciplined, ongoing due diligence are the mechanisms that will effectively address this challenge.
The CAIA Association’s position remains consistent: access to an investment is not synonymous with its appropriateness for a particular investor or plan, and appropriateness does not equate to understanding. All three elements—access, appropriateness, and understanding—must be present before an alternative investment can be responsibly included in a retirement plan, irrespective of the prevailing regulatory framework.
As the 60-day comment period progresses and the rule moves toward potential finalization, it is incumbent upon plan sponsors, advisors, and policymakers to uphold this high standard. The opportunity to meaningfully enhance retirement outcomes through thoughtful allocation to private markets is substantial. Equally real, however, is the risk of repeating past mistakes that have characterized the less-than-ideal distribution of retail alternative investments. The ultimate success or failure in navigating this new landscape will not be determined solely by regulation but by the diligence, care, and expertise of the individuals responsible for bringing these investment opportunities to plan participants and sponsors. The responsibility lies with them to ensure that these investments are offered with the prudence and foresight that such a significant undertaking demands.
About the Contributors:
The CAIA Association’s Leadership Team comprises distinguished professionals in the finance industry, including John Bowman, CFA; Craig Lindquist; Aaron Filbeck, CAIA, CFA, CFP®, CIPM, FDP; Adele Kohler, CFA; Laura Merlini, CAIA, CIFD, MCSI; Steve Novakovic, CAIA, CFA; and Nick Pollard. With strategic operational hubs in Geneva, Hong Kong, and Massachusetts, and in close collaboration with its global membership and Board of Directors, the leadership and staff are dedicated to advancing knowledge, upholding integrity, and fostering innovation within the alternative investment industry worldwide.
Learn more about the CAIA Association and how to become part of a professional network shaping the future of investing by visiting https://caia.org/.