Expanded Function Dental Auxiliary (EFDA)

Short-Term Certificate


This certificate program trains certified dental assistants in the art of restorative dentistry. Graduates are eligible to sit for the EFDA exam through the Commission on Dental Testing. EFDAs perform advanced remediable intra-oral dental procedures (sealants and fillings) under the supervision of a licensed dentist.

Location, Class Days/Times

ctec logoThe EFDA certificate is offered through a partnership with Career and Technology Education Centers of Licking County (CTEC). Students enroll at COTC and take classes at CTEC’s campus:

150 Price Road
Newark, Ohio 43055

Classes will take place once a week at CTEC on Mondays from 3-7 p.m. Please note, the days/time may be subject to change.

Cost – Financial Assistance

Costs associated with the EFDA Certificate are a combination of tuition and a first semester course fee of $842, which covers supplies and the course textbook. 

Many students work for an employer with tuition benefits that can be used to cover or assist with costs to complete the EFDA Certificate. Incoming students are encouraged to connect with their employer to see what financial assistance may be available to them.

Enrollment Requirements

The EFDA program is a competitive, selective program. There are enrollment requirements in addition to the COTC admission application. Students must submit an EFDA program application and supporting material to be considered for admission to the program.

The deadline to apply is July 1.

Apply to COTC.
  1. Complete online application for general admission.
  2. Submit official high school transcript with graduation date.
Attend a mandatory EFDA Information Meeting. 

Learn about the EFDA program and application requirements at an information meeting.


Complete EFDA program application and submit required documents.

Submit your EFDA program application by July 1. Applications are typically available one month prior to the deadline. Request the application from cotcadmissions@mail.cotc.edu.

Required documents:

  1. Certified dental assistant (CDA) or a registered dental assistant (RDA)
  2. Employer Reference Form 
    Documentation must be received for at least two years of chairside experience in a dental office. If you have been employed at multiple practices within two years, submit verification for each dental office.
  3. CPR Certification
    If you are not certified, you must complete EMS-100 Basic Life Support (CPR) before the application deadline.

All documentation should be submitted to COTC Student Records.

Download EFDA requirements printable checklist.


Learning Outcomes

  • Perform the appropriate steps for placing amalgam and composite restorations of all classifications, as well as finishing and polishing restorations.
  • Perform the appropriate steps for placing bases, liners and other pulp protective materials under restorations.
  • Comply with ethical standards expected of a dental health professional.
  • Comply with the rules and laws in accordance with the Ohio State Dental Board practice act pertaining to permissible tasks legally delegated to EFDAs in the delivery of restorative dental care.

Healthcare Expo

Sponsored by: Central Ohio Technical College, Licking Memorial Health Systems (LMHS) and the Career & Technology Education Center of Licking County (C-TEC)

Three students in nursing scrubs walk on the sidewalk at the Newark campus.

Wednesday, March 13 
10 a.m.–1 p.m.: High school session (contact Brandy Frias for information)
4-7 p.m.: Public session
John Gilbert Reese Center, COTC Newark Campus

public registration

Find your place in the healthcare industry at the Healthcare Expo. Whether you’re looking for a new career opportunity or to advance in your current field, the Healthcare Expo will help you get your start. 

  • View simulations of real-life medical scenarios and demonstrations of the latest medical equipment and technologies.
  • Explore COTC degrees and certificates that will lead you to a rewarding career in the healthcare industry.
  • Attend the LMHS career fair with on-the-spot job interviews. 

Come and see what the future of healthcare involves, and how you can be a part of it. Attendees will receive information about the following career fields: 

  • Healthcare: nursing, radiology, laboratory and respiratory therapy
  • Safety and security
  • Information technology: computer & network technician/specialist, IT specialist, network administrator, website developer and systems analyst

Frequently Asked Questions

How quickly can I complete the EFDA certificate?

The EFDA certificate is two semesters long. Students take one course in autumn semester and one course in spring semester to complete the certificate.

Can I take classes online or face-to-face?

Students are required to take classes in person. All classes are located at CTEC:

150 Price Road
Newark OH 43055 

Where can I find a list of classes (plan of study) for the program I want to study?

The courses students need to take to complete a certificate or degree are listed in a plan of study. 

What type of financial assistance is available? 

The EFDA certificate is eligible for the short-term certificate grant available to students who are currently in or exiting foster care. Each student may receive a one-time grant of up to $2,000 to assist with tuition and fees (does not include the cost of books and supplies). To be considered, students must submit and satisfy the requirements on the Short-term Certificate Foster Youth Grant Application

Connect with the Office of Student Financial Services at 740.366.9435 or email NWK-studentfinancialservices@mail.cotc.edu.

What are the requirements for admission to the EFDA certificate? 

To be eligible for admission to the EFDA certificate program, you must:

  • be a certified dental assistant with at least two years of chairside experience
  • be CPR certificate or complete EMS-100 Basic Life Support
  • attend a program information meeting

How many students are selected into the program?

We currently accept 12 students into the program each academic year.

How do I get started at COTC?

Follow the COTC Steps to Enroll to get started. Contact the admissions office at 740.366.9222 or cotcadmissions@mail.cotc.edu for assistance.