A licensed audiologist shall, upon the consummation of a sale of a hearing aid, keep and maintain records in his or her office or place of business at all times and each such record shall be kept and maintained for a seven-year period. These records shall include:
(a) Results of test techniques as they pertain to fitting of the hearing aid.
(b) A copy of the written receipt required by Section 2539.4 and the written recommendation and receipt required by Section 2539.6, when applicable.
(Added by Stats. 2009, Ch. 309, Sec. 12. (AB 1535) Effective January 1, 2010.)