D.C. Mun. Regs. tit. 17, r. 17-10106
The supervisor shall retain full professional and ethical responsibility for the professional conduct and performance of the audiology assistant and shall delegate duties only as commensurate with the training, experience, and ability of the audiology assistant and within the scope of lawful practice pursuant to this chapter.
The supervisor shall be immediately available on the premises to the supervisee and within vocal communication of the supervisee either directly or by a communication device. The supervisor shall personally diagnose the condition to be treated, personally authorize procedures, and personally evaluate the performance of the audiologist assistant before dismissal of the patient.
The supervisor shall verify that an audiology assistant holds a current, valid registration prior to the commencement of the audiology assistant's practice.
The supervisor shall ensure that the audiology assistant under his or her supervision understands and adheres to the professional code of ethics applicable to the supervisor him- or herself.
D.C. Mun. Regs. tit. 17, r. 17-10106