Maryland Mechanical Licensing Boards
Maryland Mechanical Licensing Boards
State Licensing Agency
Examination Provider
License Verification
| Trade Group | State Licensing Agency | Exam Provider |
| HVACR | Maryland Board of Heating, Ventilation, Air Conditioning and Refrigeration Contractors | PSI Exams |
| Plumbing | Maryland Board of Plumbing | PSI Exams |
| Electrical | Maryland State Board of Electricians | PSI Exams |
| Stationary Engineers | Maryland Board of Stationary Engineers | PSI Exams |
| Elevator Safety | Maryland Elevator Safety Review Board | PSI Exams |
