Stationary Engineers Grade 2 License
General Info - Statewide License
Maryland license issued by the Department of Labor, Licensing & Regulation. Grade 2 license - Operates 300-499 HP equipment
Obtaining the License
Ready to get your license? - Steps, Requirements, and Documents
Possess at least ONE of the following qualifications:
36 months of documented experience as an active MD Grade 3 engineer under the direction and control of a licensed MD Grade 2 or MD Grade 1;
One year of credit for six credit hours or CEUs in boiler safety or operations; AND
One year of credit for holding a current active license as a:
Master heating, ventilation, air conditioning and refrigeration contractor;
Master restricted heating, ventilation, and air conditioning contractor OR
Four-year mechanical engineering degree from an accredited university or college; OR
Licensure as a professional engineer and six months of documented experience as a MD Grade 3, MD Grade 4, or MD Grade 5 stationary engineer; OR
A valid marine engineer's certificate or chief petty officer's certificate from the United States Navy.
Equivalent experience to 1, 2, 3, or 4 above may be submitted to the Board for consideration and approval.
Pass an examination with a score of at least 70%.
Work summary data sheet and/or valid marine officer's certificate and/or chief petty officer's certificate, and/or copy of master plumber/master or master restricted HVACR license, and/or any documentation proving equivalent experience to the qualifications for Grade 3, 4 or 5.
Apply for the License
Ready to apply?
Online ApplicationApply Now
Maintaining Your License
Renewal and maintenance -
Maintaining your License (aka Related forms/requirements to maintain License/stay in good standing)
Submit a renewal application.
Pay renewal fee.
Why the License is required?
To ensure that qualified individuals provide stationary engineer services:
- oversee the operation of a power plant,
- plant of machinery, or
Each generating pressure of more than 15 PSI and operating at 30 or more horsepower (HP).
Or a hot water boiler that operates at pressures exceeding 160 psig or temperatures exceeding 250° F;
- To protect the public,
- Provide safe operation of equipment, and
- Promote high professional standards.
What laws and regulations give Department of Labor, Licensing & Regulation the legal authority to issue this approval?