RCW 28A.150.050: School holidays.

(1) All of the state legal holidays set forth in RCW 1.16.050(1) are also school holidays and school may not be taught on these days.

(2) No reduction from a teacher's time or salary may be made by reason of the fact that a school day happens to be one of the days referred to in this section as a day on which school is not taught.