RCW 70.108.090: Drugs prohibited.

No person, persons, partnership, corporation, association, society, fraternal or social organization to whom a music festival permit has been granted shall, during the time an outdoor music festival is in operation, knowingly permit or allow any person to bring upon the premises of said music festival, any narcotic or dangerous drug as defined by chapters *69.33 or 69.40 RCW, or knowingly permit or allow narcotic or dangerous drug to be consumed on the premises, and no person shall take or carry onto said premises any narcotic or dangerous drug.