WAC 110-145-3000
WAC 110-145-3000. Smoking and vaping
(1) Licensees:
(a) Must not allow smoking or vaping inside the building or while transporting children or youth in motor vehicles; and
(b) May permit adults 21 years old or older to smoke or vape on the premises outdoors away from children and youth, per RCW 70.160.075 .
(2) This section does not apply to traditional or spiritual Native American or religious ceremonies involving the use of tobacco, which may be used on the premises outdoors.