Washington Revised Code Title 74. Public Assistance § 74.42.285. Immunizations--Rules

(a) Provide access on-site or make available elsewhere for all residents to obtain the influenza virus immunization on an annual basis;

(b) Require that each resident, or the resident's legal representative, upon admission to the facility, be informed verbally and in writing of the benefits of receiving the influenza virus immunization and, if not previously immunized against pneumococcal disease, the benefits of the pneumococcal immunization.