Md. Code, Bus. Reg. § 12.5-101

(a) In this title the following words have the meanings indicated. (b) “Business” means a commercial entity that provides locksmith services. (c) “Employee” means an individual employed by a licensed locksmith to provide locksmith services on behalf of the licensed locksmith. (d) “Fixed business address” means a single physical location where a licensee conducts business and at which the licensee or an employee of the licensee is available: (1) during normal business hours; or (2) other hours as provided in the application for the license. (e) “License” means a license issued by the Secretary to provide locksmith services. (f) “Licensed locksmith” means, unless the context requires otherwise, a business that is licensed by the Secretary to provide locksmith services. (g) “Local law enforcement unit” means the Department of State Police, a police department in the State, or sheriff in the State: (1) designated by the county or municipal governing body for a licensee with an in–State fixed business address; or (2) designated by the Secretary for a licensee with an out–of–state fixed business address. (h) “Provide locksmith services” means to engage professionally and for compensation in: (1) repairing, rebuilding, rekeying, repinning, recombinating, adjusting, or installing mechanical, electrical, or electromechanical locking devices, safes, vaults, or safe deposit boxes; or (2) operating a mechanical, electrical, or electromechanical locking device or opening safes, vaults, or safe deposit boxes by a means other than that intended by the manufacturer of such locking devices.