AlaskaDental Assistant Qualified in Coronal Polishing / Dental Assistant Qualified in Restorative Functions Requirements

Program Length

Varies; no minimum for basic level; program-dependent for expanded functions

Minimum Education

No state-mandated minimum for basic dental assisting; age 18 for expanded functions

Many states allow dental assistants to enter the profession through on-the-job training (OJT), while others require completion of a CODA-accredited dental assisting program. Requirements vary significantly by state and credential level.

DANB CDA Details

DANB CDA is not required by the state; however, DANB credentials may satisfy certain requirements for expanded function certifications

Radiology Certification Details

No separate state radiology certification required; dental assistants take radiographs under direct supervision of a dentist

WREB restorative examination required for restorative functions certificate (must be passed within 5 years preceding application); no state exam for basic dental assisting

The DANB Certified Dental Assistant (CDA) credential is the nationally recognized standard, though not all states require it. Radiology certification is commonly required to take dental X-rays. CPR certification is required in most states.

Expanded functions allow dental assistants to perform additional procedures beyond basic chairside duties. Some states require a separate Expanded Functions Dental Assistant (EFDA) credential, additional training, or specific coursework to perform these duties.

Direct Supervision Procedures

Coronal polishing (on teeth without calculus), restorative functions, all basic dental assisting procedures

Dental assistants work under varying levels of supervision depending on the procedure. Direct supervision means the dentist must be physically present and authorize the procedure. Indirect supervision means the dentist is on-site. General supervision means the dentist has authorized the procedures but need not be on the premises.

Regulatory Board

Dental assistant credentials must be renewed on schedule. Most states require continuing education covering infection control, radiology safety, and dental practice updates. CPR certification renewal is required in most jurisdictions.

Reciprocity Requirements

• •Currently licensed or certified in another jurisdiction to perform coronal polishing (for coronal polishing certificate)
• •Legal authorization from another state to perform restorative functions (for restorative functions certificate)
• •Documentation of credentials must be provided to the Board

Dental assistant credential reciprocity varies by state. States with similar requirements may offer endorsement pathways, while others require a full application including verification of education, certification, and work experience.