Master Certified Emissions Technician Certification Details

Master Certified Emissions Technician Certification

General Info - Statewide License

The Department certifies automotive repair technicians to perform emissions-related repairs after they have successfully earned certain Automotive Service Excellence (ASE) certifications. This license improves the quality of emissions related repairs on vehicles owned and operated by citizens of the State of Maryland. 

  • s

    Approval time

  • $0.00

    Application cost

Obtaining the License

Ready to get your license? - Steps, Requirements, and Documents

  1. The prospective Master Certified Emissions Technician (MCET) must be an automotive technician with a minimum of 5 years experience in engine repair and must possess ASE certifications in electrical systems (A-6), engine performance (A-8) and advanced engine performance (L-1).

Apply for the License

  • Online Application

    Complete the form

    Apply Now

  • Download form

    Download the application .PDF file

    Download Form

Maintaining Your License

Renewal and maintenance -

Maintaining your License (aka Related forms/requirements to maintain License/stay in good standing)

  1. The renewal time is dependent upon the earliest ASE Certificate expiration. The MCET must notify the Department of each required ASE re-certification.

  2. Emailing instructions for ASE Certification Status Letter


License Issuer - Information

Who issues the license?

Maryland Department of Environment

Contact Information

Imoni Bouler


Tel: (410) 537-3270

Legal Authority

What laws and regulations give Maryland Department of Environment the legal authority to issue this approval?