Prior Acts Coverage/AgriGuard Pollution Program Insurance

What is Prior Acts Coverage?

Prior acts coverage, also known as "nose coverage," is a type of insurance that protects professionals against claims arising from incidents that occurred before the start date of their current policy but after a specified retroactive date. This coverage is especially important in claims-made policies, where coverage is based on when the claim is made rather than when the event occurred.

Who Needs Prior Acts Coverage?

This type of coverage is essential for professionals who switch insurance providers or start a new policy but want to maintain protection for past work. Common policyholders include:

  • Doctors and other healthcare providers
  • Lawyers and legal professionals
  • Accountants and financial advisors
  • Consultants and IT professionals
  • Any professional with exposure to liability claims based on past services

What It Typically Covers

Prior acts coverage typically includes protection for:

  • Errors or omissions made before the start of the current policy
  • Claims filed during the active policy period, related to earlier work
  • Allegations of negligence or professional misconduct tied to past services

The key is that the incident must have occurred after the retroactive date and the claim must be made while the current policy is in force.

Common Exclusions and Limitations

Like most insurance policies, prior acts coverage has exclusions. Common ones include:

  • Claims made before the retroactive date
  • Known claims or circumstances likely to result in a claim
  • Criminal acts or intentional wrongdoing
  • Claims outside the scope of professional services

Always review your policy terms to understand specific exclusions and limitations.

Factors That Influence Cost

Several factors can affect the cost of adding prior acts coverage to your policy, including:

  • Your profession and risk exposure
  • The length of the prior acts period
  • Claim history and past incidents
  • Coverage limits and deductibles

Because every professional’s situation is different, costs vary. An insurance provider can help assess your specific needs.

Proof of Insurance and Compliance

Proof of prior acts coverage is often required by clients, employers, or regulatory agencies to ensure continuous protection. Requirements vary by state and industry. Always keep documentation of your retroactive date and policy details to demonstrate compliance and maintain uninterrupted coverage.

How to Get a Quote

Need prior acts coverage or want to review your current protection? Get a quote today to explore your options and ensure your past work is covered.

Frequently Asked Questions

What is a retroactive date in prior acts coverage?

The retroactive date is the earliest date an incident can occur and still be covered under your current policy. Claims for incidents before this date are not covered.

Can I add prior acts coverage to an existing policy?

Yes, many insurers allow you to add prior acts coverage when starting a new policy or switching providers. It’s important to request it before finalizing your new coverage.

Is prior acts coverage the same as tail coverage?

No. Tail coverage extends protection after a policy ends, while prior acts coverage protects against incidents that happened before your current policy started.

Do I need prior acts coverage if I’ve never had a claim?

Yes. Claims can arise years after services were provided, so prior acts coverage helps protect against future claims related to past work.

Will my new insurer honor my old retroactive date?

In many cases, yes. However, you must confirm this with your new insurer to ensure continuous coverage for prior acts.

Still have questions? Talk to a local insurance expert.

Partners, Programs & Market Access


We maintain relationships with nationally recognized and specialty-focused insurance providers that actively underwrite this class of business. Our network includes both admitted and non-admitted markets, allowing us to match risks—from straightforward accounts to more complex or hard-to-place exposures—with appropriate underwriting partners.


Program availability, coverage terms, and underwriting appetite can vary based on operations, location, and loss history, so access to multiple markets is key to securing the right fit. This approach helps ensure broader coverage options and more competitive placement across a range of risk profiles.



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