Washington Revised Code Title 66. Alcoholic Beverage Control § 66.44.316. Certain persons 18 years and over permitted to enter and remain upon licensed premises during employment

(a) Professional musicians, professional disc jockeys, or professional sound or lighting technicians actively engaged in support of professional musicians or professional disc jockeys, 18 years of age and older, to enter and to remain in any premises licensed under the provisions of this title, but only during and in the course of their employment as musicians, disc jockeys, or sound or lighting technicians;

(b) Persons 18 years of age and older performing janitorial services to enter and remain on premises licensed under the provisions of this title when the premises are closed but only during and in the course of their performance of janitorial services;

(c) Employees of amusement device companies, which employees are 18 years of age or older, to enter and to remain in any premises licensed under the provisions of this title, but only during and in the course of their employment for the purpose of installing, maintaining, repairing, or removing an amusement device. For the purposes of this section amusement device means coin-operated video games, pinball machines, juke boxes, or other similar devices;

(d) Security and law enforcement officers, and firefighters 18 years of age or older to enter and to remain in any premises licensed under this title, but only during and in the course of their official duties and only if they are not the direct employees of the licensee. However, the application of this subsection to security officers is limited to casual, isolated incidents arising in the course of their duties and does not extend to continuous or frequent entering or remaining in any licensed premises; and

(e) Persons 18 years of age and older performing services unrelated to the sale or service of alcohol to enter and remain on premises licensed under this title, but only during and in the course of their employment as a dishwasher, cook, chef, sanitation specialist, or other kitchen staff and only under the following conditions: