Waiver of appointed interpreter

(a) A deaf person entitled to the services of an interpreter under this Chapter may waive these services. The waiver must be approved in writing by the person's attorney. If the person does not have an attorney, approval must be made in writing by the appointing authority. (b) A deaf person who has waived an interpreter under this section may provide his own interpreter at his own expense, without regard to whether such interpreter is qualified under this Chapter.