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Occurrence Policy

What Is an Occurrence Policy?

An occurrence policy is a policy covering claims that arise out of damage or injury that took place (“occurred”) during the policy period, regardless of when claims are made.

Think of an occurrence policy as a pass to file claims whenever you need to — as long as they’re for something that happened when your policy was active.

How Does an Occurrence-Based Policy Work for Small Businesses?

An occurrence-based policy hinges on when the triggering event happened, not when the claim is filed. Coverage can respond if the incident occurs while the policy is active, even if the person doesn’t make a claim until years later. The policy terms and limits still apply.

For a small business, an occurrence policy generally works like this:

  • You buy a policy that covers a specific policy period (for example, January 1–December 31)
  • If someone is injured or their property is damaged during that period by your business operations, that’s likely a “covered occurrence,” subject to policy terms
  • If they decide to sue or file a claim later (maybe after you’ve switched insurers), your old occurrence policy can still respond, because the incident happened while that policy was in force
  • Your per-occurrence limit and aggregate limit still apply, even if the claim comes in years later


This coverage provides long-term peace of mind because the work you did in the past can still be protected down the road.

Occurrence and claims-made policies are both forms of liability coverage, but they follow different clocks.

  • An occurrence policy cares about when the incident occurred
  • A claims-made policy cares about when the claim is made and reported, as well as whether the incident happened during the policy term


Occurrence vs Claims-Made Policy: Quick Comparison

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Occurrence Policy Claims-Made Policy

What Triggers Coverage?

The date the incident occurred
The date the claim is made and reported

After You Cancel the Policy

Can still respond to covered incidents that happened during the policy period
Usually needs added tail coverage to cover past work after cancellation

What Matters Most?

“Did it happen while my policy was active?”

“Was the claim made while my policy (or tail) is active and after my retroactive date?”

Commonly Used for

Many general liability policies for small businesses
Often used for professional liability and some specialty coverages

How Premiums May Behave

Often more stable over time
May start lower and increase as more past years of work are covered

Learn more about claims-made policies.

An occurrence policy might be ideal for your small business if:

  • You want long-term peace of mind that covered incidents from past years can still have protection, even if you’ve switched insurers
  • You’re looking for straightforward coverage that’s easier to understand for general liability
  • Your business does work where claims might be delayed (for example, a customer reports an injury or damage months or years after the event)
  • You prefer not to worry about buying tail coverage when changing or canceling a policy


As always, the “best” option depends on your industry, risk level, and budget. Many small businesses start with occurrence-based general liability coverage and then add other policies as they grow.

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