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Business Alarm License Requirements

Requirements

Any person engaging in an alarm business to sell, install, service or monitor alarm systems in Calvert County must apply to the county for an Alarm Business License (ABL).
Any alarm business that sells, installs, services or monitors alarms in Calvert County that is not registered with the county is subject to a fee of $150 per alarm response.
- To determine whether or not your client base is within Calvert County, check our zip code listing below.
Failure to comply with provision 8.0 of the Calvert County False Alarm Regulation, Alarm Business License Requirements, will constitute grounds for denial, suspension or revocation of an alarm business license.
In order to apply for a Calvert County ABL, the alarm business must be licensed with the Maryland State Police (MSP) to conduct business in Maryland.
- For more information on registering with the MSP, call 410-799-0191, ext. 300.
- It is the responsibility of the alarm business to register all alarm users it services. Any alarm response that involves an unregistered user will also result in a fee to the alarm business of $150 per alarm instance.

For more information on registering your alarm business, please call 410-535-1600 or 301-855-1243, ext. 2304.

Calvert County Zip Code Listing

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