Level-Funded Health Insurance for Small Business

Your renewal letter just arrived. It says 18%. Maybe 22%. You're running a 25-50 employee company, your claims were clean last year, and the carrier is still raising your rates by double digits. Sound familiar?

You're not alone. The median small group health insurance renewal increase for 2026 is projected at 8-12%, with many employers in the 15-25% range depending on geography and claims history. Fully insured premiums have increased by an average of 6-7% annually over the past five years, compounding into a cost trajectory that quietly crushes small business margins.

But here's what most brokers won't tell you: level-funded health insurance gives small businesses access to the same cost-containment mechanics that large employers have used for decades — claims transparency, surplus refunds, and experience-based pricing — without the downside risk of full self-funding.

In our experience analyzing hundreds of renewals at Business Insurance Health and PEO4YOU, we've found that employers with 25-75 employees and relatively healthy workforces can save 10-30% in the first year by making this switch. Here's exactly how the math works.

What Is Level-Funded Health Insurance for Small Business?

Level-funded health insurance is a funding arrangement where the employer pays a fixed monthly amount — similar to a fully insured premium — but the dollars flow into three distinct buckets: a claims fund, an administrative fee, and stop-loss insurance.

Here's how the three components break down:

The critical difference from fully insured: if your employees' claims come in under the funded amount, you get the surplus back. In a fully insured plan, the carrier keeps 100% of the difference between what you paid and what they spent on your claims.

This is why level-funded adoption has surged. According to industry data, the share of small and mid-size employers using level-funded arrangements grew from approximately 13% in 2020 to over 40% by 2023, and the trend has continued through 2025-2026. Employers are tired of subsidizing other companies' claims in fully insured risk pools.

The Renewal Ratchet Effect: How Fully Insured Plans Quietly Compound Against You

Here's a pattern we see constantly at BIH and PEO4YOU: an employer with clean claims gets hit with a renewal increase. They shop carriers. The new carrier offers a marginally better rate. Two years later, the same cycle repeats. Over six years, the compounding effect is devastating.

We call this The Renewal Ratchet Effect — and it's the hidden tax on every fully insured small employer in America.

Model Employer: The Renewal Ratchet in Action

When we modeled this scenario using the BIH Premium Renewal Stress Test, the 6-year cost trajectory was stark:

6-Year Fully Insured Cost Projection (Compounding at 10% Annual Renewal)

That's over $600,000 in cumulative excess cost over six years for a 35-person company — money that went to the carrier, not to the business. BIH model estimate based on 10% compound renewal, consistent with 2024-2026 small group median trends.

A level-funded employer with the same clean claims history would have seen 3-5 of those 6 years end with a surplus refund, effectively resetting the ratchet. That's the fundamental asymmetry: fully insured plans only ratchet up, while level-funded plans can ratchet back.

Which Small Businesses Benefit Most from Level-Funded Health Insurance?

Level-funded isn't a fit for every employer. In our analysis across hundreds of transitions at BIH, the strongest candidates share these characteristics:

Sweet spot: 25-75 employees with a workforce that skews younger or has below-average claims utilization. Employers above 75 often have enough scale to explore full self-funding or captive arrangements. Employers below 20 may not have enough lives to generate meaningful claims data for experience rating.

Industry fit: Professional services, technology, financial services, and any industry with a predominantly desk-based workforce tend to see the strongest level-funded results. But we've also seen construction and manufacturing employers succeed by combining level-funded plans with wellness programs and reference-based pricing networks.

Claims history: Employers with one or more years of clean claims data — no high-cost claimants above the specific stop-loss threshold — are positioned for immediate savings. If you're coming off a bad claims year, a level-funded plan may still work, but the stop-loss premium will be higher, reducing the savings margin.

When we compared funding strategies using the BIH Health Funding Cost Projector, level-funded consistently outperformed fully insured by 10-20% for employers in this sweet spot, with upside potential of 25-30% in surplus-refund years.

The Hidden Math: Level-Funded vs. Fully Insured for a 35-Employee Company

Let's break down the actual cost components side by side. This is the transparency that most brokers skip — they quote you a fully insured rate and a level-funded rate without showing where the dollars go.

BIH model estimate based on anonymized client scenario: 35-employee professional services company, below-average claims, transitioning from fully insured to level-funded with Aetna PPO network access. Actual results vary by demographics, claims history, and stop-loss terms.

The key insight: even in the worst-case scenario, the level-funded cost is comparable to fully insured. But in a good claims year, the employer recaptures $35,000-$70,000 that would have been carrier profit under the old plan. Over three years, that's $100,000-$210,000 in potential savings for a mid-size employer.

What to Watch for: Level-Funded Plan Risks and Limitations

Level-funded isn't risk-free. Here's what we advise every employer to evaluate before making the switch:

Stop-loss thresholds matter enormously. The specific stop-loss deductible — the per-person claims threshold before the reinsurer steps in — typically ranges from $25,000 to $75,000 for small groups. A lower deductible means more protection but a higher stop-loss premium. Get this wrong and your "savings" disappear into stop-loss costs.

Disclosure requirements vary by state. Some states regulate level-funded plans as insurance products (subject to state mandates and community rating), while others classify them as self-funded ERISA plans with federal-only regulation. This affects everything from benefit mandates to rate-setting flexibility. The DOL's ERISA framework governs fiduciary responsibility for self-funded arrangements.

Renewal isn't guaranteed. Unlike fully insured plans where carriers must renew (with a rate increase), level-funded carriers can decline to renew groups with adverse claims experience. If you have a catastrophic claims year, your renewal options may narrow.

For employers weighing level-funded against other alternatives, we also recommend exploring Taft-Hartley multiemployer plans — a strategy that 95% of brokers never mention — and PEO-based health coverage for groups that want bundled administration.

How to Transition from Fully Insured to Level-Funded Health Insurance

Based on our experience managing these transitions at BIH, here's the process that produces the best outcomes:

1. Pull your claims data. Request a detailed claims report from your current carrier (you're entitled to this under most contracts). You need 12-24 months of claims data broken out by category: inpatient, outpatient, pharmacy, and high-cost claimants above $25,000.

2. Model the scenarios. Run your data through a funding comparison tool that shows fully insured vs. level-funded vs. other strategies side by side with confidence intervals — not just best-case projections.

3. Evaluate carrier options. Carriers like UnitedHealthcare, Aetna, Cigna, and Anthem offer competitive level-funded products for small groups. Compare network breadth, stop-loss terms, and admin fees — not just the headline rate.

4. Integrate with an HRA if applicable. Many employers pair level-funded plans with an Integrated HRA to give employees cost-sharing flexibility while maintaining the employer's cost control. The BIH Plan Quality & HRA Analyzer can model whether this combination works for your demographics.

5. Set realistic expectations. Year one savings are typically 10-15%. Surplus refunds (if earned) add another 5-15% in effective savings. The compounding benefit kicks in over years 2-4 as you build claims history and avoid the Renewal Ratchet.

Frequently Asked Questions

How much can a small business save with level-funded health insurance?

Most small businesses with 25-75 employees and below-average claims save 10-30% compared to fully insured plans, inclusive of potential surplus refunds. The savings come from three sources: elimination of carrier profit margin, claims transparency, and experience-based pricing. Use the BIH Premium Renewal Stress Test to model your specific scenario.

What happens if my employees have a bad claims year on a level-funded plan?

Your maximum cost is capped by the stop-loss insurance built into the plan. You won't receive a surplus refund that year, but you also won't pay more than the maximum funded amount. The specific stop-loss covers any individual claim above the deductible threshold, and the aggregate stop-loss caps your total claims exposure for the year.

Is level-funded insurance the same as self-funded insurance?

No. Level-funded is a hybrid. Like self-funded plans, you're funding claims directly and get surplus refunds. But unlike full self-funding, level-funded plans include stop-loss coverage that caps your downside risk at a predetermined maximum. This makes level-funded accessible for smaller employers who can't absorb the volatility of pure self-funding.

How does level-funded compare to PEO health insurance for small businesses?

PEOs offer a different path to savings: they pool your employees with thousands of others to negotiate volume discounts with carriers. Level-funded plans save money through claims transparency and surplus refunds rather than pooling. For a detailed cost comparison, see our PEO cost analysis guide. Some employers use PEO administration alongside level-funded funding — the two aren't mutually exclusive.

Can I add a Taft-Hartley plan as an alternative to level-funded?

Yes. Taft-Hartley multiemployer health plans offer another path to below-market rates by aggregating risk across multiple employers in a union trust structure. For some industries, particularly construction and manufacturing, Taft-Hartley plans can deliver even deeper savings than level-funded. BIH and PEO4YOU can model both options simultaneously using the Health Funding Cost Projector.

References

1. Segal. "2026 Segal Health Plan Cost Trend Survey." September 2025. segal.com
2. PwC Health Research Institute. "Medical Cost Trend: Behind the Numbers 2026." June 2025. pwc.com
3. Kaiser Family Foundation. "2024 Employer Health Benefits Survey." October 2024. kff.org
4. Society for Human Resource Management. "Level-Funded Health Plans: What Employers Need to Know." 2024. shrm.org
5. Kaiser Family Foundation. "Level-Funded Plan Enrollment Growth Among Small Employers." 2024. kff.org
6. National Association of Insurance Commissioners. "Level-Funded Health Plan Regulatory Framework." 2024. naic.org
7. U.S. Department of Labor. "ERISA Compliance Assistance: Health Benefit Plans." 2025. dol.gov
8. Mercer. "National Survey of Employer-Sponsored Health Plans 2024." November 2024. mercer.com

This analysis is provided for educational purposes and does not constitute financial or legal advice. Consult your compliance counsel and benefits advisor for guidance specific to your situation.

About the Author: Sam Newland, CFP®, has spent 13+ years in the employee benefits industry and founded Business Insurance Health and PEO4YOU to bring transparency to an industry that profits from complexity. His approach is simple: show employers the real numbers and let them decide.