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What Is the Statute of Limitations for Product Liability in New Hampshire?

In New Hampshire, the statute of limitations for product liability is generally 3 years under N.H. Rev. Stat. § 508:4, I.

3 YEARS
Product Liability · New Hampshire
✓ Verified Checked Sep 2026

Product liability Deadlines in New Hampshire

How long do you have to file a product liability claim in New Hampshire?

In New Hampshire, the statute of limitations for product liability is generally 3 years under N.H. Rev. Stat. § 508:4, I.

When does the clock start for product liability in New Hampshire?

Three years, with the codified discovery rule applying to latent product injuries.

Can the New Hampshire deadline for product liability be extended?

The statutory discovery rule matters most here, since a latent defect is exactly the case it addresses. Mapping onto § 508:4 is doctrinal rather than expressly statutory.

Is the deadline different if the claim is against the government in New Hampshire?

Often, yes. Notice within 180 days for municipal claims under N.H. Rev. Stat. §§ 507-B:7, 541-B:14. RSA ch. 507-B governs claims against governmental units and requires notice within 180 days of the cause of action, along with damages caps. Claims against the State run through the Board of Claims under RSA ch. 541-B. Both sit on top of the three-year § 508:4…

How does New Hampshire compare to other states for product liability?

New Hampshire's 3 years is in the middle of the range nationally. Across the 19 jurisdictions with a verified figure, the deadline for product liability ranges from 1 year to 6 years, and 2 years is the most common. Compare all states →

What Does Product Liability Cover?

Situations that typically fall under the product liability deadline in New Hampshire:

01 Defective vehicle parts or components
02 Dangerous pharmaceuticals or medical devices
03 Faulty household appliances or tools
04 Inadequate warnings or instructions
05 Contaminated or mislabeled food products
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Other Filing Deadlines in New Hampshire

Statutes of limitations have exceptions, and courts apply them to specific facts. This page states the general rule. A licensed New Hampshire attorney can tell you the deadline that applies to your situation.
See every filing deadline in New Hampshire, or compare product liability across all states.
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