A $1 million limit looks big — until the lawsuit is bigger.
A commercial umbrella stacks extra liability on top of the policies you already carry — your BOP or general liability, your commercial auto, your employers liability — and it's the layer that stands between a catastrophic judgment and everything you've built. It's also what a lease or a general contractor makes you carry before they'll let you on the job. We build it right, and we keep the underlying limits it depends on in place. From an independent agency that writes Nationwide every day.
The short answer
A commercial umbrella is excess liability — extra protection that sits on top of your existing coverage and pays after an underlying limit is used up. Nationwide describes it doing two jobs: raising the limits of your underlying policies, and broadening coverage for some claims those policies don't reach. The classic example: general liability at $1M per occurrence / $2M aggregate, plus a $2M umbrella, becomes $3M per occurrence / $4M aggregate. The catch that matters: it only works if you keep the required underlying limits in place — drop them and the umbrella can stop backing you up.
It's a second story, not a bigger ground floor.
The umbrella doesn't replace your liability coverage — it's built on top of it. When a covered claim exhausts an underlying policy's limit, the umbrella picks up from there, up to its own limit.
Nationwide's own example: $1M/$2M of general liability plus a $2M umbrella becomes $3M per occurrence and $4M aggregate. Same coverage, much taller.
Excess, and usually "follow form."
An umbrella responds only after the underlying policy has paid its full limit on a covered claim — there's no early participation, and there's no deductible on the umbrella itself (your deductible stays on the underlying policy).
It generally follows the form of what it sits over, meaning it broadly matches the coverage beneath it. That's also its boundary: if the base claim isn't covered by a scheduled underlying policy, the umbrella usually won't cover it either.
How the limits stack
Illustrative only — your limits, underlying schedule, and requirements are set at quote.
The umbrella sits above all the scheduled underlying policies at once — one layer doing the job across your general liability, auto, and employers liability.
The scheduled underlying policies.
A commercial umbrella typically extends three underlying coverages at once. These are the policies it's "scheduled" over — and the ones you have to keep in force.
General Liability / BOP
The customer-injury and property-damage claims inside your general liability — often written within your BOP. The umbrella raises those limits.
Commercial Auto
Auto-liability claims are where limits get exhausted fast. The umbrella stacks over your commercial auto liability for the serious wreck.
Employers Liability
The liability side of workers' comp — an employee's suit beyond statutory benefits. The umbrella can extend that limit too.
You have to qualify — and keep qualifying.
This is the honest heart of umbrella coverage, and it's the same principle as a personal umbrella: the layer on top only works if the floor underneath it stays where it's supposed to be.
underlying the condition that keeps it working
The umbrella requires you to carry specific minimum limits on each scheduled underlying policy. Those requirements don't go away after you buy it — they apply every day the policy is in force.
Let the floor drop and you own the gap.
If you let a required underlying policy lapse, or renew it at a lower limit than the umbrella requires, you can be left personally filling that gap before the umbrella ever responds — or losing umbrella protection for that exposure entirely.
That's the quiet failure mode: everything looks fine until a claim, when someone discovers the auto limit was cut at the last renewal. Keeping the underlying aligned with the umbrella's requirements every year is exactly the kind of thing an agent should be watching — and we do.
Three reasons it ends up on the account.
A contract requires it
Leases, general contractors, and large clients routinely demand $2M–$5M+ in liability before they'll sign. Adding an umbrella is usually the fastest, cheapest way to comply.
Protecting the business
A single catastrophic claim — a bad auto wreck, a serious premises injury — can blow past a $1M limit and reach the company's assets. The umbrella is the backstop.
Your operation demands it
Contractors, businesses with a fleet, and habitational risks carry outsized liability. For many of them, umbrella isn't optional — it's how the whole program holds up.
What a commercial umbrella will not do.
It raises limits; it doesn't expand scope. An umbrella generally won't respond to professional liability (E&O), cyber, directors & officers (D&O), commercial property, or crime — those need their own policies. And it can't rescue a claim your underlying policy never covered. Think of it as a taller wall, not a wider one.
In NWA, umbrella is contract table stakes.
Northwest Arkansas runs on the exact classes that live and die on umbrella coverage. The region's construction boom means general contractors and developers routinely require subs to carry $2M, $5M, or more in excess liability before they'll hand over a contract. The trucking and distribution traffic up and down I-49 puts serious auto exposure on a lot of local balance sheets. And habitational owners — apartments, multi-unit rentals — carry premises liability that a single bad claim can overrun.
For those businesses, the umbrella isn't a nice-to-have; it's the difference between winning the job and losing it, and between a survivable claim and a fatal one. The practical move is to package the underlying liability and the umbrella together so the limits line up cleanly and the pricing works — which is the conversation we have at quote.
Need a bigger tower? We stack it.
When a contract demands more than one carrier will write on its own — say $10M or $20M — the coverage gets built in layers across multiple markets. As an independent agency we can assemble that tower instead of being capped at a single carrier's appetite.
The pieces we'll talk through.
Often the cheapest million you'll ever buy.
Umbrella is usually an inexpensive way to add serious limits — the first million of excess frequently costs a fraction of the underlying liability it sits over. But the price is driven entirely by your exposure and your underlying program, so a flat number would mislead. This isn't a quote or a guarantee. What moves it:
Backed by an A (Excellent) carrier.
On November 7, 2025, AM Best affirmed the Financial Strength Rating of A (Excellent), stable outlook, for the members of the Nationwide Property and Casualty Group — the companies behind this coverage in Arkansas.
Where Nationwide fits
- Writes commercial umbrella that stacks cleanly over its own BOP, general liability, and commercial auto — packaging the underlying and excess together is where the pricing works best.
- A policyholder-owned mutual (founded 1926), Fortune 100, rated A (Excellent) by AM Best for the P&C group that writes this coverage.
- Depth across commercial classes — including a dedicated agribusiness umbrella — for the operations NWA actually runs on.
What we'll tell you honestly
- An umbrella can't fix weak underlying. If the base limits or coverage aren't right, we fix those first — the umbrella is a multiplier, not a patch.
- We keep your underlying aligned. Every renewal we check that the scheduled limits still meet the umbrella's requirements, so it doesn't quietly stop working.
- For big towers, we go multi-carrier. When one market won't write the full limit, we layer it — we're not capped at a single carrier's appetite.
- We don't adjust your claim. The adjuster decides the payment; we can't overrule them, but we advocate hard for you. Nationwide is one of 40+ markets we place.
The policies your umbrella sits on.
Build the underlying and the umbrella together.
Umbrella pricing and reliability both improve when the BOP, commercial auto, and umbrella are packaged with one carrier and watched by one agent. That's the whole-account view we bring — so the layers line up and nothing drops out from under you at renewal.
Nationwide commercial umbrella questions.
What does a commercial umbrella policy actually do?
It adds a layer of liability protection on top of the policies you already have. A commercial umbrella does two things: it increases the liability limits of your underlying policies — general liability/BOP, commercial auto, and employers liability — and it can broaden coverage for some claims your underlying policies don't reach.
Nationwide's example: if your general liability is $1M per occurrence and $2M aggregate, adding a $2M umbrella raises those to $3M per occurrence and $4M aggregate. It's excess coverage, so it only pays after the underlying limit is used up.
What does a commercial umbrella sit over?
Typically your general liability (often inside a BOP), your commercial auto liability, and your employers liability under workers' comp. Those are the scheduled underlying policies.
The umbrella generally follows the form of what's beneath it and responds only after the underlying policy has paid its full limit on a covered claim. It does not sit over property, crime, professional liability, or cyber — those are separate.
Do I have to keep my underlying policies in place?
Yes — and this is the part people miss. The umbrella only works if you maintain the minimum underlying limits it requires. If you let a required underlying policy lapse or drop its limit below the requirement, you can be left paying that gap out of pocket before the umbrella responds, or lose the umbrella's protection for that exposure.
Every renewal, the underlying limits have to keep matching the umbrella's requirements. We watch that for you.
How much commercial umbrella coverage do I need?
It depends on your assets, your exposure, and — very often — your contracts. Umbrella limits come in $1 million increments, commonly up to $10 million, with larger towers built by stacking layers across carriers.
Many businesses buy umbrella specifically because a lease, a general contractor, or a client requires $2 million to $5 million or more before they'll sign. We size it to protect what you've built and to satisfy whatever your contracts demand.
What doesn't a commercial umbrella cover?
An umbrella increases limits; it generally doesn't expand what's covered. It won't respond to professional liability (E&O), cyber, directors and officers (D&O), commercial property, or crime claims — those need their own policies.
It also can't fix inadequate underlying coverage: if the base claim isn't covered by a scheduled underlying policy, the umbrella usually won't cover it either. The umbrella is a limit-raiser and a backstop, not a catch-all.
How do I get a Nationwide commercial umbrella quote in Northwest Arkansas?
Start at our commercial quote form or call (479) 286-1066. It helps to have your underlying declaration pages — general liability/BOP, commercial auto, and workers' comp — plus your loss history, because umbrella pricing and required underlying limits depend on what's beneath it.
Because we're independent, we can package the underlying and the umbrella together for better pricing, or build a larger tower across multiple markets when a contract demands it.
If our business-insurance guides and coverage comparisons are helpful, mark Cribb Insurance as a preferred source so more Northwest Arkansas owners find our local explanations.
Raise the wall before the claim tests it.
Send us your underlying declaration pages — general liability/BOP, commercial auto, workers' comp — and your loss history. We'll size the umbrella to protect your assets and meet whatever your contracts require, package it with the underlying for the best pricing, and keep the limits lined up at every renewal so it never quietly stops working. If a bigger tower is needed, we'll stack it across markets.
Cribb Insurance Group Inc. is an independent insurance agency licensed in Arkansas. We are not Nationwide, and this page is not endorsed, sponsored, reviewed, or approved by Nationwide. "Nationwide," the Nationwide N and Eagle, "Nationwide is on your side," and "On Your Side" are service marks of Nationwide Mutual Insurance Company and its affiliates, used here nominatively to identify products we are appointed to place. Nationwide's Arkansas commercial policies are issued by Nationwide-affiliated underwriting companies.
This page describes coverage in general terms for informational purposes only. It is not a policy, not an offer of insurance, and not a guarantee of coverage, availability, eligibility, or price. How a commercial umbrella attaches, which underlying policies are scheduled, the minimum underlying limits required to maintain coverage, exclusions, limits, program terms, and availability vary by class, by state, by policy, and over time, are set by the carrier, and are subject to underwriting review, guidelines, and approval and to the terms, conditions, limits, and exclusions of the policy actually issued. A commercial umbrella is excess coverage that responds only after underlying limits are exhausted; it generally does not expand the scope of underlying coverage and does not respond to professional liability, cyber, directors & officers, commercial property, or crime claims, which require separate policies. The $3M/$4M stacking example reflects Nationwide's published illustration and is not a representation of your limits. If anything on this page conflicts with the issued policy, the policy controls.
Financial strength ratings are opinions of an insurer's ability to meet its ongoing insurance obligations, are subject to change, are not recommendations to purchase, hold or terminate any policy, and do not address an insurer's claims-handling practices; current ratings are at ambest.com. The A (Excellent) rating referenced applies to the members of the Nationwide Property and Casualty Group; a separate Nationwide life/annuity company carries its own rating. Statements about contract and lease insurance requirements are general; review your specific contracts with a qualified advisor. If anything here conflicts with the issued policy, the policy controls.
Last reviewed July 2026.