A bill is headed to Washington Gov. Jay Inslee to create a new state office to support development of green hydrogen and other alternative fuels.

Two Washington bills intended to reduce landfill methane emissions are close to passing.

The Washington Senate voted along partisan lines to approve a bill designed to trim the carbon footprints of roughly 50,000 buildings in the state.

Washington Senate Democrats greenlit a bill that would expand the authority of the body that makes citing decisions for energy facilities in the state.

Washington passed a bill requiring the state to consult with local tribes when allocating certain climate change funds to projects that may affect tribal resources.

A new Washington law will require all new "major" publicly owned or leased buildings to be designed with all-electric energy systems in mind.

A bill in the Washington State Legislature aims to boost the state’s prospects for landing one of four national hydrogen hubs being funded under the IIJA.

The labor practices component of a Washington solar power bill has drawn opposition from construction interests in the state.

Gov. Jay Inslee urged constituents to press Washington legislators to drum up extra votes for two bills addressing building decarbonization.

Washington lawmakers are considering a bill to apply a per-mile charge to EVs to compensate for expected lost gas tax revenues.