Maryland Code, Health Occupations § 5-301

(1) A student or trainee, working under the supervision of a licensed dietitian-nutritionist while fulfilling an experience requirement or pursuing a course of study to meet requirements for licensure, for a limited period of time as determined by the Board;

(2) An individual employed by the United States government to practice dietetics, while practicing within the scope of that employment; and

(3) An individual who aids in the practice of dietetics, if the individual works under the supervision of a licensed dietitian-nutritionist or licensed physician.