RCW 19.94.515: Unlawful commercial use of instrument or device—Penalty.

A person who owns or uses a weighing or measuring instrument or device and uses or permits the use of the instrument for commercial purposes in violation of RCW 19.94.015 is subject to a civil penalty of one hundred dollars for each such instrument or device used or permitted to be used in violation of RCW 19.94.015.