Maryland Health Occupations Section 19-307
§ 19-307.
  (a)   Subject to the provisions of subsections (b) and (c) of this section, a license authorizes the licensee to practice social work while the license is effective.
  (b)   A licensed social worker may practice social work only within the scope of the specific type of license issued by the Board.
  (c)   (1)   A licensed associate social worker may not:
      (i)   Practice social work without the supervision of a licensed certified social worker, licensed certified social worker-clinical, or licensed graduate social worker who meets the requirements specified in the regulations;
      (ii)   Make a clinical diagnosis of a mental or emotional disorder; or
      (iii)   Provide psychotherapy.
    (2)   A licensed graduate social worker may not:
      (i)   Practice graduate social work without the supervision of a licensed certified social worker, licensed certified social worker-clinical, or licensed graduate social worker who meets the requirements specified in the regulations;
      (ii)   Treat mental or emotional disorders or provide psychotherapy without the direct supervision of a licensed certified social worker-clinical; or
      (iii)   Diagnose a mental disorder.
    (3)   A licensed certified social worker may not:
      (i)   Treat mental or emotional disorders or provide psychotherapy without the direct supervision of a licensed certified social worker-clinical; or
      (ii)   Diagnose a mental disorder.