Wash. Admin. Code § 139-11-010
For the purposes of this section the term violence de-escalation means tactics, action, and communication methods used by officers to achieve the following objectives, when safe and feasible:
[Statutory Authority: RCW 43.101.080. WSR 19-13-011, § 139-11-010, filed 6/7/19, effective 7/8/19.]