Iowa Dental Hygienist license renewal and CE requirements
Iowa dental hygienists must complete 30 contact hours of continuing education every two years to renew their license with the Iowa Dental Board, Iowa Department of Inspections, Appeals, and Licensing (dental hygiene committee advises the board on hygiene continuing education).
Iowa dental hygiene licenses expire August 31 of every odd-numbered year, a different year from the dental license cycle, and must be renewed before that date. The department emails a renewal notice to the address of record about 60 days ahead, but failure to receive it does not excuse a late renewal. The renewal application must include the fee and a report of the continuing education completed between September 1 and August 31 of the two-year compliance period.
Summary
Iowa dental hygienists must complete 30 contact hours of continuing education every two years to renew their license with the Iowa Dental Board, Iowa Department of Inspections, Appeals, and Licensing (dental hygiene committee advises the board on hygiene continuing education). Iowa dental hygiene licenses expire August 31 of every odd-numbered year, a different year from the dental license cycle, and must be renewed before that date. The department emails a renewal notice to the address of record about 60 days ahead, but failure to receive it does not excuse a late renewal. The renewal application must include the fee and a report of the continuing education completed between September 1 and August 31 of the two-year compliance period. Iowa also mandates specific subjects. Infection control: 1 contact hour every renewal cycle. Iowa jurisprudence related to the practice of dentistry, dental hygiene and dental assisting: 1 contact hour every renewal cycle. Mandatory reporter training, child abuse and dependent adult abuse: 2 contact hours on a periodic schedule set by the board (licensees who regularly provide or assist with dental services to patients in Iowa). Cardiopulmonary resuscitation certification: 3 contact hours every renewal cycle. No more than 12 contact hours may be self-study or online, up to 15 excess contact hours carry over to the next cycle, and the first renewal is exempt.
Iowa Dental Hygienist renewal and continuing education rules
"Not stated" means the board's pages and rules we read do not address it. We do not fill in typical values.
| Renewal cycle | Two-year (24 months) |
|---|---|
| Renewal deadline | Same date for every licensee, 08/31 each cycle |
| Continuing education required | Yes |
| Hours per cycle | 30 contact hours |
| Self-study or online cap | At most 12 contact hours |
| Carryover to next cycle | Yes, up to 15 contact hours |
| First renewal exempt | Yes |
| Other accepted activities | Sessions at convention-type meetings, 1.5 hours per day up to 6 hours per biennium; Attending a table clinic session, 2 hours; presenting an original table clinic, 4 hours; Postgraduate study relating to health sciences, 15 hours per semester; Passing a recognized specialty examination, 15 hours; Original presentation of a continuing dental education course, double the participant credit, once per renewal period; Teaching as adjunct faculty at an accredited school, up to 6 hours per renewal period; Publishing a scientific article in a dental hygiene journal, 5 hours per article up to 20 hours per renewal period; Volunteer dental services at a free clinic, 1 hour of credit for every 3 hours volunteered, up to 6 hours per renewal period |
481 IAC 573.1(1)(b) sets 30 hours for a dental hygienist in its own paragraph, separate from the 30 hours 573.1(1)(a) sets for a dentist; the totals match but were read separately. The compliance period is the 24 months from September 1 to August 31 of the renewal cycle, which for hygienists ends in odd-numbered years. Self-study is capped at 12 hours, where self-study means internet-based coursework, video, correspondence or research done without direct supervision; a webinar with real-time instruction and real-time communication with the instructor is not self-study. Carryover is allowed up to 50 percent of the requirement, a maximum of 15 hours, and never for CPR, infection control, jurisprudence, radiography or opioid hours. Business, marketing, personnel management and personal development courses earn no credit. The board's opioid continuing education requirement is written for dentists who prescribe and the board states it does not apply to dental hygienists, and the 6 hour sedation requirement likewise applies only to dentists holding a moderate sedation or general anesthesia permit. A dental hygienist who holds a local anesthesia permit renews that permit on the same odd-year August 31 date by holding an active hygiene license and paying the fee, with no separate continuing education stated.
Required CE topics for Iowa dental hygienists
State-specific subject mandates. Where a mandate applies only to some licensees, the scope is listed.
| Topic | Hours | Frequency | Applies to | Citation |
|---|---|---|---|---|
| Infection controlAt least one hour, focused on the infection control standards required by the U.S. Centers for Disease Control and Prevention. Counts toward the 30 hour total. Not eligible for carryover. | 1 contact hour | Every renewal | All licensees | 481 IAC 573.1(1)(g) |
| Iowa jurisprudence related to the practice of dentistry, dental hygiene and dental assistingAt least one hour every renewal period. Counts toward the 30 hour total. Not eligible for carryover. | 1 contact hour | Every renewal | All licensees | 481 IAC 573.1(1)(h) |
| Mandatory reporter training, child abuse and dependent adult abuseTraining must be completed within six months of employment or before the current certificate expires, and the board's continuing education page states the training is renewed every three years. Each component is worth 2 hours of continuing education credit: child abuse training for those who regularly serve children, dependent adult abuse training for those who regularly serve adults, for a possible 4 hours in total. Licensees report the completion dates at renewal. | 2 contact hours | Periodic | Licensees who regularly provide or assist with dental services to patients in Iowa | 481 IAC 573.1(1)(e); Iowa Code chapters 232 and 235B |
| Cardiopulmonary resuscitation certificationCurrent CPR certification is a condition of renewal and the licensee reports its expiration date on the renewal application, with evidence supplied on request. The board treats it as continuing education for up to 3 hours. PALS or ACLS certification is credited hour for hour. The course must come from a nationally recognized sponsor and include a hands-on clinical component, though the didactic part may be online. CPR hours cannot be carried forward. | 3 contact hours | Every renewal | All licensees | 481 IAC 573.1(1)(f); 481 IAC 572.17 |
Documentation and audit
| Proof submitted at renewal | No, attestation only |
|---|---|
| Keep records for | 4 years |
| Board audits compliance | Yes |
| Approved providers | The board does not preapprove most sponsors. An activity qualifies if it is an organized program of learning that contributes directly to professional competency and is developed or conducted by people with sufficient education, training and experience; the board names the American Dental Association, the Academy of General Dentistry and other dental specialty organizations as examples of bodies whose approval meets that test. Sponsors must keep attendance records for at least five years and give participants proof of attendance with the credit hours awarded. Requests by dental hygienists for waivers, extensions and exemptions, and appeals of denied dental hygiene continuing education, are forwarded to the dental hygiene committee for review and recommendation to the board. |
Common questions
- How many CE hours does a Iowa RDH need to renew?
- Iowa dental hygienists must complete 30 contact hours of continuing education every two years to renew their license with the Iowa Dental Board, Iowa Department of Inspections, Appeals, and Licensing (dental hygiene committee advises the board on hygiene continuing education). 481 IAC 573.1(1)(b) sets 30 hours for a dental hygienist in its own paragraph, separate from the 30 hours 573.1(1)(a) sets for a dentist; the totals match but were read separately. The compliance period is the 24 months from September 1 to August 31 of the renewal cycle, which for hygienists ends in odd-numbered years. Self-study is capped at 12 hours, where self-study means internet-based coursework, video, correspondence or research done without direct supervision; a webinar with real-time instruction and real-time communication with the instructor is not self-study. Carryover is allowed up to 50 percent of the requirement, a maximum of 15 hours, and never for CPR, infection control, jurisprudence, radiography or opioid hours. Business, marketing, personnel management and personal development courses earn no credit. The board's opioid continuing education requirement is written for dentists who prescribe and the board states it does not apply to dental hygienists, and the 6 hour sedation requirement likewise applies only to dentists holding a moderate sedation or general anesthesia permit. A dental hygienist who holds a local anesthesia permit renews that permit on the same odd-year August 31 date by holding an active hygiene license and paying the fee, with no separate continuing education stated.
- How often does a Iowa RDH license need to be renewed?
- Dental Hygienist licenses in Iowa renew every two years. Iowa dental hygiene licenses expire August 31 of every odd-numbered year, a different year from the dental license cycle, and must be renewed before that date. The department emails a renewal notice to the address of record about 60 days ahead, but failure to receive it does not excuse a late renewal. The renewal application must include the fee and a report of the continuing education completed between September 1 and August 31 of the two-year compliance period.
- What specific CE topics are required for Iowa dental hygienists?
- Infection control: 1 contact hour every renewal cycle. Iowa jurisprudence related to the practice of dentistry, dental hygiene and dental assisting: 1 contact hour every renewal cycle. Mandatory reporter training, child abuse and dependent adult abuse: 2 contact hours on a periodic schedule set by the board (licensees who regularly provide or assist with dental services to patients in Iowa). Cardiopulmonary resuscitation certification: 3 contact hours every renewal cycle. Citations: infection control (481 IAC 573.1(1)(g)), iowa jurisprudence related to the practice of dentistry, dental hygiene and dental assisting (481 IAC 573.1(1)(h)), mandatory reporter training, child abuse and dependent adult abuse (481 IAC 573.1(1)(e); Iowa Code chapters 232 and 235B), and cardiopulmonary resuscitation certification (481 IAC 573.1(1)(f); 481 IAC 572.17).
- Do Iowa dental hygienists have to submit CE certificates at renewal?
- Licensees attest to completion at renewal rather than submitting certificates, the board audits a sample of renewals and asks for documentation, and records must be kept for 4 years. The board does not preapprove most sponsors. An activity qualifies if it is an organized program of learning that contributes directly to professional competency and is developed or conducted by people with sufficient education, training and experience; the board names the American Dental Association, the Academy of General Dentistry and other dental specialty organizations as examples of bodies whose approval meets that test. Sponsors must keep attendance records for at least five years and give participants proof of attendance with the credit hours awarded. Requests by dental hygienists for waivers, extensions and exemptions, and appeals of denied dental hygiene continuing education, are forwarded to the dental hygiene committee for review and recommendation to the board.
- Is the first Iowa RDH renewal exempt from CE?
- Yes. Iowa does not require continuing education for a RDH's first renewal.
Sources
Last verified September 8, 2026. Every value above was read from one of these.
- ARC 8987C, Adopted and Filed, 481 Iowa Administrative Code Chapter 573, Dental Continuing Education, effective April 9, 2025Statute or administrative rule, accessed September 8, 2026
- ARC 8986C, Adopted and Filed, 481 Iowa Administrative Code Chapter 572, Dental Licensure, Registration, Renewal, Reactivation and Reinstatement, effective April 9, 2025Statute or administrative rule, accessed September 8, 2026
- Continuing Education Required for Renewal, Iowa Department of Inspections, Appeals, and LicensingState board page, accessed September 8, 2026
- Continuing Education (CE Overview), Iowa Department of Inspections, Appeals, and LicensingState board page, accessed September 8, 2026
- Dental Hygienists, Iowa Department of Inspections, Appeals, and LicensingState board page, accessed September 8, 2026
Iowa runs one dental board for both credentials, with a dental hygiene committee that reviews hygiene continuing education questions and recommends action to the board. The hygienist total was read in its own paragraph, 481 IAC 573.1(1)(b), not derived from the dentist paragraph; both are 30 hours. The real difference between the two credentials in Iowa is the renewal year and the scope of the extra subjects: hygiene licenses expire August 31 of odd-numbered years while dental licenses expire August 31 of even-numbered years, and the opioid and sedation requirements reach only dentists. Iowa publishes the codified administrative code on legis.iowa.gov only as PDF and RTF files, which were not opened; the rule text used here was read as HTML on the state's own administrative rules site, rules.iowa.gov, in the Adopted and Filed documents that created Chapters 572 and 573 effective April 9, 2025. The rules state no live or interactive minimum and no category one split.
Provided for general reference. Requirements change through legislative sessions and rulemaking, so confirm with the Iowa Dental Board, Iowa Department of Inspections, Appeals, and Licensing (dental hygiene committee advises the board on hygiene continuing education) before relying on them for a renewal. Spot something out of date? Tell us and we will fix it.