Hands-free cellular telephone devices may be used by motorists while driving motor vehicles as long as the use complies with RCW 46.61.667. Listening devices that include an earpiece must cover or be attached to only one ear.
Wash. Admin. Code § 204-10-045
Statutory Authority: RCW 46.37.005 and 46.37.320. 08-19-079, § 204-10-045, filed 9/16/08, effective 10/17/08. Statutory Authority: RCW 46.37.005 and 46.37.480. 97-10-024, § 204-10-045, filed 4/29/97, effective 5/30/97.