(1) The provisions of chapter 49.78 RCW as they existed prior to January 1, 2020, apply to employee and employer conduct, acts, or omissions occurring on or before December 31, 2019, including but not limited to the enforcement provisions set forth in RCW 49.78.330 as they existed prior to January 1, 2020. Accordingly, a cause of action for conduct, acts, or omissions occurring on or before December 31, 2019, under chapter 49.78 RCW remains available within its applicable statute of limitations. As an exercise of the state's police powers and for remedial purposes, this subsection applies retroactively to claims based on conduct, acts, or omissions that occurred on or before December 31, 2019.
(2) The provisions of this title apply to employee and employer conduct, acts, or omissions occurring on or after January 1, 2020, including but not limited to the enforcement provisions set forth in RCW 50A.40.040.