WAC 246-828-320
WAC 246-828-320. Minimum standards for fitting and dispensing locations
(1) The hours of business of each hearing instrument establishment must be prominently displayed and visible to the public at each regular place or places of business owned or operated by that establishment.
(2) Any regular place or places of business or any activities resulting from these locations must meet the minimum standards for facilities and equipment essential for the testing of hearing and the fitting and dispensing of hearing instruments required in WAC 246-828-080 and 246-828-090 .