United States version
How it works
Organize an explicitly chosen excess-liability planning scenario alongside an actual umbrella quote.
This is the United States planning view, with monetary inputs and outputs in USD. A currency label does not establish that a tax rate, construction price, coverage rule or legal limit has been verified locally. The inputs and limitations below describe the actual scope.
Input query strings and outputs
Use an input name in this page’s URL as ?name=value, and join additional inputs with &. Portable shared links may instead use the compact ?ac= state parameter.
Input query strings
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?assets=Assets selected for the planning scenarioMoney · Required · Default: 500,000
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?futureExposure=Additional exposure allowanceMoney · Required · Default: 250,000
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?buffer=Additional chosen bufferMoney · Required · Default: 250,000
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?underlyingLimit=Applicable underlying liability limitMoney · Required · Default: 300,000
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?annualPremium=Actual quoted annual premiumMoney · Required · Default: 0
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?annualFees=Annual policy/administration feesMoney · Required · Default: 0
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?monthlyFee=Additional installment fee per monthMoney · Required · Default: 0
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?spreadPercent=Quote sensitivity rangePercentage · Required · Default: 15
Outputs
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modeledExposureEntered planning exposureCurrency · Primary output · Currency: USD
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additionalLimitArithmetic excess-limit gapCurrency · Currency: USD
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annualPremiumEntered annual premiumCurrency · Currency: USD
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annualCostAnnual premium and payment feesCurrency · Currency: USD
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monthlyEquivalentMonthly equivalent costCurrency · Currency: USD
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lowLow quote scenarioCurrency · Currency: USD
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highHigh quote scenarioCurrency · Currency: USD
Formula
excess-limit gap = maximum(0, selected assets + exposure allowance + buffer − applicable underlying limit).
Calculations retain numeric precision internally. Displayed values are rounded for readability. Quantities that must be purchased as whole units are rounded up only where the formula explicitly requires it.
Read the inputs before calculating
- Assets selected for the planning scenario: Enter the quantity described by the label.
- Additional exposure allowance: Enter the quantity described by the label.
- Additional chosen buffer: Enter the quantity described by the label.
- Applicable underlying liability limit: Enter the quantity described by the label.
- Actual quoted annual premium: Enter the quantity described by the label.
- Annual policy/administration fees: Enter the quantity described by the label.
- Additional installment fee per month: Enter the quantity described by the label.
- Quote sensitivity range: Enter the quantity described by the label.
Reproducible worked example
The following is a fictional arithmetic example, not a local quote, a verified claimant or a market forecast. Its values are included so the formula can be checked. The form does not automatically confirm any verification checkbox.
| Input | Example value |
|---|---|
| Assets selected for the planning scenario | 500,000 |
| Additional exposure allowance | 250,000 |
| Additional chosen buffer | 250,000 |
| Applicable underlying liability limit | 300,000 |
| Actual quoted annual premium | 0 |
| Annual policy/administration fees | 0 |
| Additional installment fee per month | 0 |
| Quote sensitivity range | 15 |
| Output | Calculated result |
|---|---|
| Entered planning exposure | USD 1,000,000 |
| Arithmetic excess-limit gap | USD 700,000 |
| Entered annual premium | USD 0 |
| Annual premium and payment fees | USD 0 |
| Monthly equivalent cost | USD 0 |
| Low quote scenario | USD 0 |
| High quote scenario | USD 0 |
Interpreting a changed assumption
Start with one complete scenario and change only one input when diagnosing a difference. Recheck units, the period of every rate, whether an amount is recurring or one-off, and whether a cost is already included elsewhere. A larger calculated benefit is not evidence that an assumption is more likely to occur.
Limitations
- Use actual policy wording, quotes and jurisdiction-specific requirements. This is a planning worksheet, not a coverage recommendation, insurer quote or determination of a payable claim.
- No insurer premium has been entered. The policy is unpriced, not free.
- Low/high figures vary the entered quote; they are not researched market premiums or underwriting predictions.
- This is not an analysis of asset attachability, exemptions, a likely judgment or the appropriate insured limit. Underlying-limit, exclusion and attachment requirements must come from the insurer.
Frequently asked questions
What does this Umbrella Liability Planning result represent?
Organize an explicitly chosen excess-liability planning scenario alongside an actual umbrella quote. It applies the displayed formula to your inputs; it does not infer omitted facts.
Are the starting amounts verified United States prices or legal rules?
No. Numeric defaults are illustrative unless an input or dated reference explicitly identifies a researched component. Currency is USD; local quotes, eligibility and unsupported rules must be entered and verified separately.
What must I check before relying on the result?
Use actual policy wording, quotes and jurisdiction-specific requirements. This is a planning worksheet, not a coverage recommendation, insurer quote or determination of a payable claim.
Can I compare or share different assumptions?
Change one assumption at a time and use the browser-local project or share controls. A shared URL contains the encoded input values; do not include information you do not wish to disclose.
Sources and reference scope
- NAIC consumer insurance resources — retrieved 2026-09-24. US coverage education. Not a quote, underwriting table or a substitute for another country’s regulator.
- NAIC insurance glossary — retrieved 2026-09-24. Terminology only; policy wording and local law govern actual coverage.
These references support only their stated scope. They are not evidence that every local rule or price needed by the master expansion has been loaded.