Washington Revised Code Title 42. Public Officers and Agencies § 42.52.187. Letters of recommendation or congratulations by legislators

(1) A letter of recommendation on behalf of an individual constituent if the constituent has requested the letter;

(2) A congratulatory letter to an individual constituent who has received an award or honor of extraordinary distinction of a type that is sufficiently infrequent to be noteworthy to a reasonable person including, but not limited to: (a) An international or national award such as the Nobel prize or the Pulitzer prize; (b) a state award such as Washington scholar; (c) an Eagle Scout award; or (d) a Medal of Honor; or

(3) Except when under a mailing restriction as provided in RCW 42.52.185, a congratulatory letter to an individual constituent who has received an honor or award if the individual or a third party on the individual's behalf has requested the letter.