Washington Revised Code Title 70. Public Health and Safety § 70.162.050. Superintendent of public instruction--Model program

(a) An initial evaluation by an indoor air quality expert of the current indoor air quality in the school district. The evaluation shall be completed within ninety days after the beginning of the school year;

(b) Establishment of procedures to ensure the maintenance and operation of any ventilation and filtration system used. These procedures shall be implemented within thirty days of the initial evaluation;

(c) A reevaluation by an indoor air quality expert, to be conducted approximately two hundred seventy days after the initial evaluation; and

(d) The implementation of other procedures or plans that the superintendent deems necessary to implement the model program.