Section 326-C:3 - Prohibition on Unauthorized Practice; Professional IdentificationI. No person shall practice or hold oneself out as being able to practice occupational therapy or assist in the practice of occupational therapy or provide occupational therapy services in this state unless the person is licensed under this chapter and RSA 328-F. Nothing in this paragraph shall be construed to prohibit students enrolled in board approved schools or courses in occupational therapy from performing occupational therapy which is incidental to their respective courses of study or supervised field work.II. Licensed occupational therapists may use the letters "OT" and "OT/L" and occupational therapy assistants may use the letters "OTA" and "OTA/L" in connection with their names or places of business. 2003, 310 : 1 , eff. July 1, 2003.