Answer:
Cesar Chavez Day and also New Year's day but if you are talking about in Washington, it is New Years Day, as Cesar Chavez Day is not a state holiday in Washington.
Step-by-step explanation:
Currently State holidays observed by the State Treasurer's Office are January 1 (New Year's Day); the third Monday in January (Martin Luther King Jr.'s Birthday); the third Monday in February (President's Birthday); March 31 (Cesar Chavez' Birthday); the last Monday in May (Memorial Day); July 4 (Independence Day)