Wash. Rev. Code § 11.135.010
In this chapter:
(4) "Nontestamentary estate planning document" means a record relating to estate planning that is readable as text at the time of signing and is not a will or contained in a will. The term:
(a) Includes a record readable as text at the time of signing that creates, exercises, modifies, releases, or revokes:
(b) Does not include:
(7) "Sign" means, with present intent to authenticate or adopt a record, to:
[ 2025 c 111 s 22; 2024 c 188 s 2.]