Marine Contractors Licensing Board

License Application Instructions

License Applicatio​n Instructions: Licensing is a three-step process. The first step is to complete and submit the entity or individual license application form based on the information guide. The second step is to pay a study manual/test fee of (​$75), and take the marine contractor license test. The third step is to pay the license fee once you pass the test. License fees are $550 for a two-year license.
Application Instructions:
Complete and submit the Marine Contractor License Application Form. Please refer to the Information Guide Below for help in filling out the form.
Print the form from the link above or request a license application form by mail from the address below or contact the Board at 410-537-3249 or 1-800-633-6101, ext. 3249.
Mail the completed form to:
    Marine Contractors Licensing Board
    c/o Maryland Department of the Environment
    1800 Washington Boulevard, Suite 430
    Baltimore, Maryland 21230

Marine Contractor License Application Test

*Note:  Applicants will be advised of the location upon approval of the application. 

Please be advised that Licenses will not be considered complete until your fee has been received. Once all fees have been paid, then the license will be sent to the licensee.


**Note: If the license fee is not paid within 90 days of testing, the applicant will be required to start the application process again, including testing. 

What if I have additional questions? If you have questions about the licensing process or any other questions concerning the MCLB, please contact the MCLB by calling 410-537-3249, 1-800-633-6101 ext. 3249 or by emailing


Human Trafficking GET HELP

National Human Trafficking Hotline - 24/7 Confidential

1-888-373-7888 233733 More Information on human trafficking in Maryland

Customer Service Promise

The State of Maryland pledges to provide constituents, businesses, customers, and stakeholders with friendly and courteous, timely and responsive, accurate and consistent, accessible and convenient, and truthful and transparent services.

Take Our Survey

Help Stop Fraud in State Government

The Maryland General Assembly’s Office of Legislative Audits operates a toll-free fraud hotline to receive allegations of fraud and/or abuse of State government resources. Information reported to the hotline in the past has helped to eliminate certain fraudulent activities and protect State resources.

More Information