9.36.10D is preempted by state law. RCW 9.41.300 specifies when and where firearms aren't allowed. RCW 9.41.290 states that cities can't make there own laws on the subject.
Basically, there have to be signs up saying "no one under 21 allowed". Cities can't ban firearms at a festival unless the state liquor control board says the WHOLE festival is off limits to persons under 21.Originally Posted by RCW 9.41.300
Basically, you can OC, but you can't carry into the beer gardens.