The mental model
A fiduciary is a person held to a heightened standard of care because they manage assets or make decisions on behalf of someone else. ERISA imposes that fiduciary standard on the administration of employee benefit plans. When the standard is breached, fiduciaries are personally liable. Fiduciary liability insurance responds.
ERISA was enacted in 1974 in response to high-profile pension failures. Its core proposition is that the people running an employee's retirement and health plans owe that employee duties enforceable in federal court. Those duties run to the plan participants, not the plan sponsor. A fiduciary who breaches has personal liability that extends well beyond what is recoverable from the plan or the corporate sponsor. That personal exposure is what fiduciary liability insurance protects against. The line bundles with D&O and EPLI as the management liability triumvirate, and most placements include all three on parallel programs.
Fiduciary liability is about ERISA, not corporate governance. The exposure is administrative: investment selection, fee monitoring, plan design implementation, participant communications. D&O covers the boardroom; fiduciary covers the benefits committee meeting.
Who is a fiduciary
ERISA defines fiduciary status functionally rather than by title. A person is a fiduciary to the extent they exercise discretion over plan assets, plan administration, or investment selection. The functional test pulls in many people whose job descriptions do not say "fiduciary."
Named fiduciaries
The plan document names specific fiduciaries. Typically the plan sponsor (the employer), a benefits committee, the plan administrator, and the trustees. Named fiduciaries have full responsibility for plan operations within their defined scope.
Functional fiduciaries
Anyone exercising discretionary authority over plan management, plan administration, or plan asset disposition. This includes corporate officers who select plan investments, HR managers who interpret eligibility rules, board members who oversee plan structure, and external consultants when their advice rises to the level of discretion.
Service providers
Recordkeepers, third-party administrators, and investment managers can be fiduciaries depending on what they do. A recordkeeper executing instructions is typically not a fiduciary. An investment manager with discretion to buy and sell within mandated guidelines is a fiduciary as to those discretionary acts.
HR generalists who answer benefits questions for participants are routinely held to be acting in a fiduciary capacity when they communicate plan terms. The CEO who appoints committee members is acting as a fiduciary in the appointment decision. Plaintiffs' counsel name as defendants every person whose conduct could be characterized as discretionary.
The duties
ERISA imposes four overlapping fiduciary duties. They are the framework for every fiduciary breach claim.
Co-fiduciary liability extends each fiduciary's exposure to breaches by other fiduciaries when there is knowledge, concealment, or facilitation. A committee member who knows about another member's breach and does nothing is liable for that breach.
What a fiduciary policy covers
The standard fiduciary form covers loss arising from a breach of fiduciary duty in the administration of an ERISA plan. Loss includes damages, settlements, judgments, and defense costs. Most policies are claims-made.
Triggering acts
- Wrongful acts in plan administration. Errors in eligibility determination, contribution calculation, distribution processing, claim adjudication.
- Investment-related breaches. Selection of imprudent options, failure to monitor investments, failure to remove underperforming options, conflicts of interest in investment selection.
- Fee-related breaches. Failure to monitor and benchmark recordkeeping fees, paying excessive expenses, failure to use lower-cost share classes when available.
- Settlor vs fiduciary confusion. Acting in a fiduciary capacity when settlor authority should have been used, or vice versa.
- Plan design implementation errors. Errors in implementing plan amendments, eligibility rules, vesting schedules.
Coverage extensions to look for
- HIPAA / HITECH penalties. Coverage for civil money penalties and defense for HIPAA privacy and security investigations.
- PPACA. Affordable Care Act compliance penalties.
- Voluntary settlement program. Coverage for the cost of voluntary correction filings (more on this in §07).
- Settlor function carve-back. Limited coverage for settlor decisions that are wrongly characterized as fiduciary by plaintiffs.
Settlor vs fiduciary functions
One of the most important distinctions in ERISA is between settlor and fiduciary functions. The plan sponsor wears two hats.
Settlor functions
Decisions about whether to have a plan, what benefits the plan should provide, who is eligible, whether to amend or terminate the plan. These are business decisions made by the employer in its corporate capacity. Settlor functions are not subject to ERISA fiduciary duties. The decision to freeze a pension plan, terminate a 401(k), or change the eligibility age is a settlor decision.
Fiduciary functions
Decisions about how to administer and invest plan assets, how to communicate plan provisions, how to process claims. These are subject to ERISA fiduciary duties.
Why the line matters for coverage
Fiduciary policies cover fiduciary acts. Settlor decisions are typically excluded or carved out. But plaintiffs' counsel will routinely characterize settlor decisions as fiduciary to expand the defendant pool and to avoid the business judgment rule. Whether a particular act is settlor or fiduciary is sometimes contested. Modern policies include settlor function carve-back endorsements that provide defense for claims alleging fiduciary breach in connection with what is in fact a settlor function. The carve-back is one of the most heavily negotiated coverage provisions.
Excessive fee litigation
The defining loss driver in fiduciary today is the excessive fee class action. Knowing the contour matters more than knowing any other single topic.
The theory
Plan participants in defined contribution plans (primarily 401(k) plans) sue the plan sponsor and the benefits committee, alleging that the recordkeeping fees, the investment management fees, the share class selection, or the menu of investment options were imprudent. The damages alleged are the difference between what participants actually paid (or earned) and what they should have paid (or earned) under a hypothetical prudent administration. Damage models can produce multi-hundred-million-dollar exposures on large plans.
The litigation industry
A small number of plaintiffs' firms specialize in this litigation and have filed hundreds of cases over the past 15 years. The fact patterns are templated. The discovery is templated. The settlement values cluster in defined ranges based on plan size. Mid-sized 401(k) plans face $5M-$15M settlements; large plans regularly settle for $25M-$100M+.
What the cases focus on
- Recordkeeping fees. Whether the plan benchmarked recordkeeping costs and used per-participant pricing.
- Investment menu construction. Whether the menu had unnecessary duplication, retail vs institutional share classes, target date funds vs alternative QDIA options.
- Investment monitoring. Whether underperforming funds were removed on a documented review cycle.
- Stable value vs money market. A specific subset of cases about the choice of capital preservation option.
- Proprietary fund mapping. When the plan sponsor is also a financial services firm, claims that the plan favored proprietary investments.
The standalone fiduciary premium on a mid-size plan is often in the low five figures. The single excessive fee settlement on that same plan can exceed the policy limit. Insureds underbuy fiduciary limits, and the management liability broker has to actively recommend higher limits than the prior placement. Defense costs on a single excessive fee case routinely exceed $5M.
Voluntary settlement programs
The DOL and the IRS each maintain voluntary correction programs that allow plan sponsors to self-identify operational errors and correct them with reduced penalties.
Underwriting fiduciary
What an underwriter looks at, in roughly the order of importance.
Plan inventory
- List of every ERISA plan: 401(k), pension, ESOP, health and welfare, retiree medical, severance.
- Plan assets and participant counts for each.
- Investment menu (for DC plans) and investment policy statement.
- Plan sponsor financials and any concentration in employer stock.
Governance
- Existence of a benefits committee, charter, meeting frequency, minute-keeping practices.
- Use of independent investment advisors, independent fiduciaries, independent trustees.
- Fiduciary training program, frequency, attendance documentation.
- Service provider review and benchmarking cycle.
Risk concentrations
- Employer stock fund in any DC plan (significant single-stock litigation history).
- Defined benefit plan funded status (underfunded plans face derisking risk).
- Recent plan amendments, particularly benefit reductions or eligibility changes.
- Recent service provider transitions (the period around a recordkeeper change is elevated-risk).
- Any pending or recent litigation, DOL investigations, or IRS audits.
Industry context
Financial services firms (asset managers, banks, insurance companies) have elevated exposure because of proprietary fund litigation and because the firm's own investment products are often in the plan. Healthcare and higher education sponsors have specific exposure because of the multi-employer 403(b) litigation that has migrated from 401(k) plaintiffs' firms. Manufacturing and traditional industries with legacy DB plans face derisking and pension risk transfer-related litigation.
Where IDP earns its keep
Fiduciary submissions are heavy on plan documentation: SPDs, investment policy statements, committee charters, recent committee minutes, fee benchmarking studies, service provider agreements, audit reports. The application asks for a structured plan inventory but the supporting documents are loose PDFs in mixed formats.
The highest-leverage extraction is the plan inventory itself. SPDs and IPS documents are dense, structured, and similar across submissions. An extraction agent that reads SPDs, IPS, and committee minutes into a normalized plan profile (assets, participants, investment menu, expense ratios, governance signals) compresses a substantial part of triage. Secondary extractions: 5500-filing reconciliation, employer stock concentration detection, committee meeting frequency from minute headers, fee benchmark cycle detection from IPS language.