CurrityHelpSign in
All state guides

New Hampshire construction certification requirements

The safety training New Hampshire asks of construction crews, rule by rule: what each card is, who needs it, how long it lasts, and the official source to check it against.

Last reviewed September 22, 2026

This is a summary to help you plan, not legal advice. Check the linked source before you rely on it.

OSHA 10 on public works of $100,000 or more

On-site employees must have completed the OSHA 10 hour construction safety program.

The card it asks for

  • OSHA 10-Hour Construction

    Who needs it
    Every on-site employee on a covered public project.
    Issued by
    OSHA
    How long it lasts
    No expiry set by this rule. See the renewal note.
Who it covers
Public works or buildings for a state agency or municipality with a total project cost of $100,000 or more, including work paid for in part with state funds. Police doing traffic control, flaggers trained by the Department of Transportation, government employees and inspectors, and people not on the site of work, such as delivery drivers, are exempt.
Deadline
Before beginning work. Someone found without proof is removed if they do not produce it by the 15th day.
Renewal
The statute sets no expiry or renewal.
Official source

Keep New Hampshire's cards current across your crew.

OSHA 10 on public works of $100,000 or more: before beginning work. A card with no expiry date still has to be on file, and the board shows who has none at all.

Track these for your crew. Free for 14 days.What does my crew need?See a sample crewHave us load your listGet the free matrix template

From $10 a month. 14 days free, no card.

Your crew's card pages and emails come in English or Spanish. See the Spanish crew page.

Questions about a rule, or a place we do not cover yet? Email hello@currity.com.