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  • Articles
  • July 2026

RGA and EY Collaboration Asks: What Changes When AI Models Go Live?

By
  • Mark Friederich
  • Neill Muller
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In Brief

As AI becomes embedded in insurance, ensuring fairness shifts from a one-time validation to an ongoing operational requirement. RGA’s recent collaboration with EY shows how insurers can operationalize fairness in a way that aligns with evolving regulatory expectations.

Key takeaways

  • Predictive, generative, and agentic AI introduce distinct risks, and all require sustained fairness governance once deployed.
  • Fairness becomes more complex after models go live, requiring continuous oversight rather than point-in-time validation.
  • Regulators increasingly expect evidence of governance, documented tradeoffs, and ongoing monitoring rather than statements of intent.

 

As adoption has accelerated, so has scrutiny. Regulators, boards, and customers increasingly expect insurers to demonstrate that models perform well and that they do so fairly and consistently.

Much of the early industry conversation focused on ethics frameworks, principles, and governance structures. Those efforts established a shared vocabulary for responsible AI. However, they did not fully answer the practical question insurers now face: How does fairness work once models are deployed, reused, and maintained over time?

RGA recently collaborated with EY to address that gap by developing a repeatable approach to fairness testing that could scale alongside advanced analytics and align with evolving regulatory expectations.

The most useful lessons emerged after the framework was in place, when fairness moved from theory into everyday operations.

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A partnership with RGA can help connect your business to the right tools and third parties to move your AI initiatives safely forward.

Why defining AI matters for fairness

“AI” is often treated as a single category, but in practice it now spans fundamentally different types of systems.

  • Predictive AI models forecast defined outcomes based on historical data and remain the foundation of most insurance applications.
  • Generative AI systems create new content and can produce outputs not easily explained or reproduced.
  • Agentic AI systems act across multiple steps, with behavior shaped dynamically by context and interaction.

This distinction affects how fairness is defined, tested, and monitored. Predictive models lend themselves to established fairness metrics and validation approaches. Generative and agentic systems introduce additional uncertainty, requiring adaptation of those same governance principles rather than replacement.

The framework described in this article was developed in the context of predictive models, but its core principles extend across all three, though with different testing and monitoring approaches.

Why fairness becomes harder after deployment

Fairness discussions often assume a single moment of evaluation. A model is developed, tested, and approved. In reality, that moment is only the beginning.

Once deployed, models behave like infrastructure rather than static assets. They are embedded in workflows, adapted for new products, recalibrated as experience data evolves, and interpreted by users far removed from the original development team.

Over time, the assumptions underlying fairness testing can shift. This challenge becomes even more pronounced with generative and agentic systems, where behavior is less stable and less predictable.

As a result, the challenge shifts from defining fairness metrics to ensuring that fairness holds as models evolve, scale, and interact with operational realities.

Insurers that treat fairness as a one-time validation risk discovering issues long after decisions have been made. Those that treat it as an ongoing responsibility are better positioned to respond with evidence, not explanations.

What operational fairness requires

RGA’s collaboration with EY helped formalize a bias testing framework that can be applied consistently across models. Operational experience clarified four defining traits of effective frameworks after deployment.

  • Ownership must be explicit and durable. Fairness cannot reside solely with development teams. Business owners, independent testing functions, and risk and compliance partners all play defined roles.
  • Materiality matters more than uniformity. Not all models carry the same risk. Frameworks must prioritize scrutiny where decisions have the greatest impact.
  • Tradeoffs must be surfaced and documented. Performance and fairness objectives can conflict. Regulators increasingly expect evidence that alternatives were evaluated and decisions justified.
  • Monitoring must replace certification. Fairness can degrade as models are reused or as inputs change. Continuous review is required, particularly for systems whose behavior is less stable.

These principles apply across predictive, generative, and agentic AI, but the methods differ. Predictive models can be re-tested against defined outcomes, while generative and agentic systems require more dynamic monitoring of outputs and use cases.

Where friction appears

A recurring lesson from operationalizing fairness is that friction rarely arises from the testing itself. The analytical work is often manageable.

Challenges emerge when organizations must act on findings:

  • Who can accept a documented tradeoff?
  • When does an issue require remediation versus monitoring?
  • How do fairness findings affect decisions already in production?

Without predefined decision rights, responsibility diffuses and decisions stall. Effective governance reduces this friction by making roles and escalation paths explicit in advance.

Why regulatory alignment matters

The regulatory landscape can appear fragmented, but expectations are converging around a consistent set of requirements: 

  • Governance and accountability
  • Risk-based scrutiny
  • Documented tradeoffs
  • Ongoing testing

In the U.S., guidance such as the NAIC Model Bulletin establishes expectations for formal governance, documentation, and oversight of third-party models. State-level developments, including those in New York and Colorado, further emphasize testing, documentation of less discriminatory alternatives, and ongoing review.

These developments make one point clear: Organizations cannot outsource accountability for fairness outcomes, even when external partners or vendors are involved.

For insurers, this shifts regulatory conversations toward evidence of how fairness is defined, monitored, and maintained over time, rather than toward intent alone.

Why collaboration matters in responsible AI

RGA chose to collaborate with EY because credibility matters. External partners provide independent perspective and help translate regulatory expectations into actionable practices.

Importantly, collaboration does not replace internal accountability. In the RGA-EY collaboration, fairness testing remained internal, with external guidance strengthening rigor and consistency.

Moving the industry forward

The industry recognizes that fairness must be governed. The harder question is how to sustain it without slowing innovation.

Experience suggests the answer lies in integration, rather than addition. Embedding fairness into existing model risk governance ensures that it is continuously reviewed, challenged, and improved alongside performance and risk.

This approach also reshapes regulatory engagement. Organizations that can demonstrate how fairness is operationalized move discussions from principles to evidence, supporting both compliance and continued innovation.

Conclusion: From frameworks to confidence

Ethical AI frameworks established a necessary foundation. Operational fairness builds on that foundation by addressing how models behave in real environments.

The distinction between predictive, generative, and agentic AI highlights where existing approaches apply and where they must evolve. At the same time, regulatory expectations are clarifying what organizations must be able to demonstrate.

The experience from the RGA-EY collaboration suggests insurers do not need to choose between innovation and responsibility. With the right operating model, fairness governance can support both.


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Meet the Authors & Experts

Mark Friederich
Author
Mark Friederich
VP & Sr. Actuary, Data Commercialization, Data Strategy and Infrastructure  
Neill Muller Professional Headshot
Author
Neill Muller
Vice President and Actuary, Data Commercialization