You must keep the baseline audiogram without revision, unless a qualified reviewer determines:
Wash. Admin. Code § 296-817-40025
Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, and 49.17.060. 03-11-060, § 296-817-40025, filed 5/19/03, effective 8/1/03.