RCW 70.77.515: Unlawful sales or transfers of consumer fireworks—Penalty.

(1) It is unlawful for any person to offer for sale, sell, or exchange for consideration, any consumer fireworks to a consumer or user other than at a fixed place of business of a retailer for which a license and permit have been issued.

(2) No licensee may sell any fireworks to any person under the age of sixteen.

(3) A violation of this section is a gross misdemeanor.