Washington’s carbon tax, known as the Climate Commitment Act, adds an estimated 56.7 cents per gallon to the cost of gasoline. In 2025, state Democrats also raised the state gas tax to 55.4 cents per gallon – the third highest in the nation – with automatic 2% yearly hikes. House Republican Transportation Leader Andrew Barkis says Washington should use revenue from the state’s carbon tax to fix aging infrastructure before asking taxpayers for more of their hard-earned money. | Washington State H