Establishes the carbon free Washington act.

Reduces the cost of transitioning to electric generation sources that have very low or zero carbon dioxide emissions.

Provides sales and use tax preferences to reduce the cost to ratepayers of constructing and operating new renewable energy generation capacity equal to or greater than necessary to serve projected electricity load growth.

Repeals chapter 19.285 RCW (the energy independence act) and provides a contingent effective date for the repeal.