Commercial Driver License Examination Program

This information is for prospective Authorized Third Party Commercial Driver License Examination companies and entities that want to conduct CDL Skills testing.

Authorization Third Party Commercial Driver Licensing Company: Authorized Third Party Commercial Driver License Examination (CDLE) companies that wish to conduct CDL Skills testing

Commercial Driver Licensing Third Party Examiner Certification: Authorized Third Party companies wanting to certify additional examiners to give CDL skills testing

Process Overview

We are intent on processing your application for ADOT/CDLE in an expeditious and timely manner. To begin the process of becoming an Authorized Tester, you will need to provide required documents.

Authorization Information

An Authorized Third Party (ATP) Commercial Driver License Examination provider is an entity contracted and authorized by the department to administer class A, B or C driver license skills tests. The Authorized Third Party must employ at least one certified commercial driver license examiner.


In accordance with Administrative Rules R17-7-301(A)(10), fingerprints are required to be submitted with each application for a Commercial Driver License Third Party Examiner Certification, so that a state and federal criminal records check can be conducted. This process is coordinated through the Arizona Department of Public Safety. Fingerprint cards may be obtained from the CDLE section.

CDL Examiner Refresher Training

CDL Examiner Training is a three-part online course covering inspection skills, basic skills and road testing. The completion of this course is required prior to renewing your CDL examiner certification.

Frequently Used Forms

Listed on this page are forms and documents that are frequently filed with Commercial Driver License Examination Program.

CDL Office Locations

Only the MVD offices listed on this page are authorized to conduct Commercial Driver License activities.

The Arizona Ombudsman – Citizens Aide helps you resolve ongoing issues with State Agencies.

Civil Rights

Pursuant to Title VI of the Civil Rights Act of 1964, the Americans with Disabilities Act (ADA) and other nondiscrimination laws and authorities, ADOT does not discriminate on the basis of race, color, national origin, sex, age, or disability. Persons that require a reasonable accommodation based on language or disability should contact ADOT’s Civil Rights Office at Requests should be made as early as possible to ensure the State has an opportunity to address the accommodation.

De acuerdo con el Título VI de la Ley de Derechos Civiles de 1964, la Ley de Estadounidenses con Discapacidades (ADA por sus siglas en inglés) y otras normas y leyes antidiscriminatorias, el Departamento de Transporte de Arizona (ADOT) no discrimina por motivos de raza, color, origen nacional, sexo, edad o discapacidad. Las personas que requieran asistencia (dentro de lo razonable) ya sea por el idioma o discapacidad deben ponerse en contacto con la Oficina de Derechos Civiles de ADOT en Las solicitudes deben hacerse lo más antes posible para asegurar que el Estado tenga la oportunidad de hacer los arreglos necesarios.