Wash. Rev. Code § 9A.52.105
(1) Subject to subsections (2) and (3) of this section and upon the receipt of a declaration signed under penalty of perjury, in the form prescribed in RCW 9A.52.115, declaring the truth of all of the required elements set forth in subsection (4) of this section, a peace officer shall have the authority to:
(4) The declaration must include the following elements:
[ 2017 c 284 s 1.]