Welcome to the Dental Hygiene Committee of CA

Explanations of License Types, License Status, and Description of Class Codes

Below is a description of License Types

Registered Dental Hygienist (RDH)

  • S = Licensees are allowed to perform soft tissue curettage
  • L = Licensees are allowed to perform local anesthesia
  • N = Licensees are allowed to administer nitrous oxide and oxygen
  • Note: The field will either be completely blank or show the designation "SLN" if they are allowed to perform all three duties. The field will show the designation "NON" if they are not allowed to perform any of the three duties.
  • ITR = Licensees are allowed to perform interim therapeutic restorations (RDH's Only)

Registered Dental Hygienist Extended Functions (RDHEF)

  • S = Licensees are allowed to perform soft tissue curettage
  • L = Licensees are allowed to perform local anesthesia
  • N = Licensees are allowed to administer nitrous oxide and oxygen

Registered Dental Hygienist in Alternative Practice (RDHAP)

Below is a description of license status:

  • 20 - Renewed/Current
  • 21 - Renewed/Current Inactive
  • 45 - Delinquent - includes but not limited to incomplete: renewal fees, renewal questions and/or fingerprint clearances
  • 99 - Conviction declaration not completed on renewal form
  • 28 - Dental Healthcare Workforce Survey incomplete

License Verification

For assistance, please call 916-263-1978, or you can visit www.breeze.ca.gov.