A supervising speech-language pathologist or audiologist is responsible for the direction of all client services provided by a speech-language pathology assistant or an audiology assistant. A licensed full-time (35 hours or more a week) speech-language pathologist or audiologist may not supervise more than the equivalent of two full-time (35 hours or more a week) speech-language pathology assistants or audiology assistants. A licensed part-time (less than 35 hours a week) speech-language pathologist or audiologist may not supervise more than the equivalent of one full-time (35 hours a week) speech-language pathology assistant or audiology assistant. A supervising speech-language pathologist or audiologist shall: Have a minimum of 3 years work experience (2 years since receipt of full license or ASHA-CCC) as a speech-language pathologist or audiologist; Maintain on-going contact with all clients seen by a speech-language pathology assistant or an audiology assistant by participating in: Not less than one session every 2 weeks of in-person contact per client if the client is being seen three times per week or more; or Not less than one session per month of in-person contact per client if the client is being seen two times per week or less; Provide supervision of the speech-language pathology assistant or the audiology assistant that is a combination of direct on-site activities and indirect activities; Be on-site to supervise the speech-language pathology assistant during the first 2 hours of treatment for each client and then at least 1 direct hour of supervision during each subsequent month; Provide general supervision to the audiology assistant and continuous availability by phone or telehealth technologies; Conduct and maintain performance evaluations of the speech language pathology assistant or the audiology assistant within the first 3 months, and at least annually thereafter, that are cosigned by both the supervising speech-language pathologist or audiologist and the speech-language pathology assistant or the audiology assistant; Provide a copy of the signed performance evaluation to the speech-language pathology assistant or the audiology assistant; Maintain documentation of client contact and supervisory activities of the speech-language pathology assistant or the audiology assistant; and Have the authority to combine in-person client contact and on-site supervision of the speech-language pathology assistant or the audiology assistant when appropriate.