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Application Process for Obtaining a Mechanical Permit

Any individual licensed by the Maryland State Board of Heating, Ventilation, Air-Conditioning and Refrigeration Contractors may apply either at the Department of Permitting Services website eBox for a commercial Mechanical Permit or by mail sent to 2425 Reedie Drive 7th FL, Wheaton MD 20902. Application for residential mechanical permits can be done online at the Department of Permitting Services website. The application(s) will be checked for the following: Completeness; Valid and current business and master's license numbers; Up-to-date insurance certificate; Outstanding Notices of Violation for the premises (outstanding fines will be collected with the permit fee); Building permit (if required for the work being done), issued prior to the Mechanical Permit application; Separate applications for NEW and REPLACEMENT equipment; Original Signature of HVAC master. If all of these conditions are met: A permit number is assigned; Fees are calculated and collected; A receipt is issued; The permit is issued while the customer waits.
Find more information from the following link(s):
To speak with a Customer Service Representative, please call 311 during business hours.

Last Updated: 10/05/2020 13:34:04