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Commercial General Liability (CGL)

Commercial general liability insurance is a business policy designed to respond to specified third-party claims arising from operations, premises, products or completed work, subject to its insuring agreements. Common categories include bodily injury, property damage and certain personal or advertising injury claims.

CGL is not all-risk coverage: exclusions, deductibles, per-occurrence limits and aggregate limits affect the response.

From the Money Master HQ dictionary, founded by Shihan Sheriff (FCMA, VP of Finance at Nomod, CFO at Esanjo Ventures). How these definitions are written.

What it means

A business can be accused of causing injury to someone outside the firm or damaging another person's property. CGL provides a defined liability backstop for covered claims and potentially the cost of defence.

California's insurance guide describes premises, products and completed operations as key CGL coverage sections, and premises exposures can involve a visitor injured by a condition at a business location. A products claim may arise after an item sold by the company causes covered injury or damage, while completed-operations claims can arise after work has been finished, such as an installed component that later fails.

A policy may also address certain personal and advertising injury allegations under its terms. A complaint alleging harm is not proof that the insurer must pay, because coverage analysis begins with the contract and facts.

The insurer may have a duty to defend certain covered suits, so defence wording matters even when the underlying allegations seem weak, and costs can be treated differently across forms. Per-occurrence limits cap specified payment for one event, while an aggregate limit may cap covered amounts over the policy period.

Multiple claims do not always create unlimited separate limits. A deductible or self-insured retention can leave the business responsible for an initial part of a covered claim, and these mechanisms may work differently, so a quote should name which applies.

CGL generally does not substitute for commercial auto insurance when a company vehicle causes an accident, and California's guide lists automobile exclusions among common CGL exclusions. Workers' compensation and employer liability are also separate questions, since an employee hurt while working should not simply be treated as an ordinary third-party visitor claim.

Professional advice errors, cyber incidents, pollution and product recalls may need separate forms or endorsements, so the CGL label does not guarantee that each is included. An additional-insured endorsement may extend certain protections to another party, such as a property owner or contractor, but its wording and covered relationship matter, and a certificate of insurance alone does not rewrite the policy.

Occurrence and claims-made forms use different triggers for when a claim belongs to a policy period, so the business should identify its form and report potential claims in time under the policy. Premium can depend on revenue, payroll, operations, location, claims experience and limits, and a generic online price is not a current quote for a particular business.

A small firm may buy a business owner's package that includes liability and property coverages, but the package label does not remove exclusions or ensure every kind of liability is insured. A practical review starts with operations and likely third-party harms, then checks the declarations, insuring agreements, exclusions, defence and limits, which is safer than relying on the phrase general liability as a promise of complete protection.

In practice

Real-world examples.

1

Example

A customer slips on a covered hazard in a store and makes a bodily injury claim. The store notifies its insurer at once and keeps the incident report and any camera footage. The insurer then decides whether the claim falls within the premises coverage.

2

Example

A finished installation allegedly damages a client's property months after the contractor leaves. This is a completed-operations question, so the contractor checks whether its policy responds to work that is already finished. The policy form and its exclusions decide the outcome.

3

Example

A company checks whether a vehicle accident belongs under commercial auto rather than its CGL policy. Its broker confirms that the automobile exclusion in the CGL points the claim to the auto policy. The company also reviews the limits on that auto policy before renewal.

Formula

Calculation

Illustrative available occurrence limit after a covered payment = stated per-occurrence limit - amounts that erode that limit under the policy. Worked example. A policy has a $1 million occurrence limit and a $2 million aggregate limit. If $300,000 of payments count against one occurrence, then $1,000,000 - $300,000 = $700,000 remains for that occurrence. The same $300,000 also reduces the aggregate, leaving $2,000,000 - $300,000 = $1,700,000 for all claims in the period. Defence costs and other claims may affect the result differently under the actual contract.

Case study

Seen in the real world.

Fictional example: A catering company supplies food for an event. A guest alleges illness and sues. The company notifies its CGL insurer promptly and supplies relevant records. The insurer reviews whether the alleged injury falls within a covered operation, whether an exclusion applies and what defence obligation exists. Separately, the company's delivery van damages another vehicle.

Management checks its commercial auto policy rather than assuming the CGL will fund both incidents. It reviews its per-occurrence and aggregate limits before renewal. The owner also asks the broker to explain whether the policy is occurrence or claims-made, and whether a venue that hired the caterer has been added as an additional insured. The answers change how the company reports future incidents and what it promises in event contracts. The exercise costs little and replaces a general belief that the firm is covered with a clear map of what the policy does and does not do.

Watch out

Common mistakes.

  • Assuming general liability means all possible business losses are covered.
  • Treating a certificate of insurance as a substitute for an additional-insured endorsement.
  • Ignoring a policy's aggregate limit after several claims in one period.

Questions

People also ask.

Does CGL pay for the business's own damaged property?

It primarily addresses specified third-party liability; check separate property coverage.

Does it cover employees' job injuries?

Workers' compensation and employer liability are usually separate coverage questions.

Are defence costs always outside the limit?

No. The treatment depends on the policy wording.

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Last updated · October 8, 2026
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