How to renew your New Hampshire dental hygiene license
To renew your New Hampshire dental hygiene license you need 20 CE hours every 2 years, and your renewal is due by April 1 in odd-numbered years. Here are the steps, the CE you need, and the official New Hampshire renewal portal.
How to renew your New Hampshire dental hygiene license
Know your renewal deadline
New Hampshire renews dental hygiene licenses every 2 years, due by April 1 in odd-numbered years. The board does not always send a reminder, so put the date on your calendar.
Complete your CE hours
New Hampshire requires 20 CE hours every 2 years, including Infection control: 2 hrs; Medical emergency: 2 hrs; Restorative: +10 hrs (EFDAs only). See the full New Hampshire CE requirements for category limits and delivery rules.
Keep your CE certificates
Save a certificate of completion for every course. New Hampshire uses self-attestation, so keep your own records, and the board can request proof in a random audit.
Submit your renewal to the board
Renew and pay your fee on the official New Hampshire board renewal page ↗. The current fee and online portal are listed there.
New Hampshire dental hygiene license renewal, FAQ
When do I need to renew my New Hampshire dental hygiene license?
New Hampshire renews dental hygiene licenses every 2 years, due by April 1 in odd-numbered years. Renewing on time keeps your license active and avoids late penalties.
How do I renew my New Hampshire dental hygiene license?
Complete your 20 CE hours, keep your certificates, then submit your renewal and fee through the official New Hampshire board renewal portal.
How much does it cost to renew a New Hampshire dental hygiene license?
Renewal fees are set by the New Hampshire board and can change, so the current fee is listed on the board's official renewal page, linked on this page.
How many CE hours do I need to renew my license in New Hampshire?
New Hampshire requires 20 continuing-education hours every 2 years. Beyond the total, the board specifies: Infection control: 2 hrs; Medical emergency: 2 hrs; Restorative: +10 hrs (EFDAs only).
What happens if I miss my New Hampshire renewal deadline?
Most boards charge a late fee and move the license to an expired or inactive status until you renew, and practicing on a lapsed license is not allowed. Check the New Hampshire board's renewal page for the exact late and reinstatement rules.
Never miss a New Hampshire renewal again
DentaReady knows the New Hampshire rules. Log a course once and it tallies your hours, stores every certificate, and tells you exactly what is left before your renewal, across every state you are licensed in.
More on the free CEU tracker, the RDH CE tracker, and the license renewal tracker.
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Source: New Hampshire board ↗ · Last reviewed June 25, 2026.
This renewal summary is provided for convenience and may not reflect the most recent rule or fee changes. Always confirm requirements and fees with the New Hampshire board before renewing.