Md. Code, Environment § 6–1002

(a) Except as provided in subsection (c) of this section, unless the person is accredited by the Department under this subtitle, a person may not:

(1) Act as a contractor or supervisor for the purpose of providing lead paint abatement services;

(2) Provide training to others who provide lead paint abatement services; or

(3) Engage in the inspection of lead-based paint hazards.

(b) The Department shall, by regulation, create exceptions to the accreditation requirement for instances where the disturbance of lead-containing substance is incidental.

(c) An individual who acts only as a worker or project designer need not be accredited, but must be trained.