Md. Code, Health Occupations § 10-301

(a) Except as otherwise provided in this title, an individual shall be licensed by the Board before the individual may practice occupational therapy or limited occupational therapy in this State.

(b) This section does not apply to:

(1) An individual employed by the federal government as an occupational therapist or an occupational therapy assistant, while practicing within the scope of that employment;

(2) A student or trainee who is designated as a student or trainee, while:

(i) Fulfilling a field work requirement under § 10-302 of this subtitle; or

(ii) Pursuing a supervised course of study in an accredited or approved educational program leading to a degree or certificate in:

1. Occupational therapy; or

2. Occupational therapy assistant;

(3) Subject to the regulations adopted by the Board, an aide who supports the practice of occupational therapy or the practice of limited occupational therapy, if the aide:

(i) Works only under the direct supervision of a licensed occupational therapist or occupational therapy assistant and subject to the occupational therapist’s responsibility for supervision, as provided by this subtitle; and

(ii) Performs only support activities that do not require training in the basic anatomical, biological, psychological, and social sciences used in the practice of occupational therapy;

(4) An occupational therapist who is authorized to practice occupational therapy in any other jurisdiction, if the occupational therapist practices occupational therapy in this State for the purpose of educating, consulting, and training, for the duration of the purpose, as preapproved by the Board; or

(5) An occupational therapy assistant who is authorized to practice limited occupational therapy in any other jurisdiction, if the occupational therapy assistant practices limited occupational therapy in this State for the purpose of educating, consulting, and training, for the duration of the purpose, as preapproved by the Board.