§ 45.307. Limitations.

 (a)  An assistant may not engage in activities reserved by the act to licensees of the Board, nor may the assistant hold himself out to the public, either by title or by description of services, as an audiologist, speech-language pathologist or teacher of the hearing-impaired. Titles may be used only in conjunction with the appendage ‘‘assistant;’’ for example, ‘‘audiology assistant.’’

 (b)  A licensee may not assign, delegate or permit assistants to perform activities which require the formal education or training, and the skill and knowledge of a licensed audiologist, speech-language pathologist or teacher of the hearing-impaired, including activities enumerated under §  45.305 (relating to functions and duties of assistants).