- (1) Each audiometric test conducted by a registrant or apprentice in the fitting or selling of hearing aids must be conducted on equipment that has been calibrated on at least an annual basis.
- (2) It is the responsibility of a registrant to maintain records proving that all test equipment is properly calibrated on at least an annual basis.
- (3) Upon request, a registrant shall furnish to Division or Board copies of documentation certifying proper calibration of test equipment used.
8/12/16 Mass. Register #1319