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WAC 296-307-63625

Keep the Baseline Audiogram Without Revision, Unless Annual Audiograms Indicate a Persistent Threshold Shift Or a Significant Improvement in Hearing.

The employer must keep the baseline audiogram without revision, unless a qualified reviewer determines:
(1) The standard threshold shift revealed by the audiogram is persistent;
or
(2) The hearing threshold shown in the annual audiogram indicates significant improvement over the baseline audiogram.
[Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, and 49.17.060. WSR 20-21-091, § 296-307-63625, filed 10/20/20, effective 11/20/20; WSR 05-01-166, § 296-307-63625, filed 12/21/04, effective 4/2/05.]