Hawaii Revised Statutes Division 2. Business § 451A-12

(a) Any person who practices the fitting and sale of hearing aids shall deliver to each purchaser a receipt containing the licensee's signature, the licensee's business address, and the number of the licensee's certificate, together with specifications as to the make and model of the hearing aid furnished and the terms of the sale. If hearing aid which is not new is sold, the receipt and the container thereof shall be clearly marked as “used” or “reconditioned”, with the terms of guarantee, if any.

(b) The receipt shall bear, in type no smaller than the largest that is used in the body copy portion, the following: the purchaser has been advised at the outset of the purchaser's relationship with the hearing aid dealer and fitter that any examination or representation made by a hearing aid dealer and fitter in connection with the fitting and selling of this hearing aid is not an examination, diagnosis, or prescription by a person licensed to practice medicine in this State and shall not be considered as medical opinion or advice.