Concerning tax policy that advances decarbonization, and, in connection therewith, extending tax credits for the purchase or lease of electric vehicles; creating tax credits for industrial facilities to implement greenhouse gas emissions reduction improvements, for expenditures made in connection with geothermal energy projects, for production of geothermal electricity generation, for the deployment of heat pump technology, for retail sales of electric bicycles, and for construction of sustainable aviation fuel production facilities; creating a temporary specific ownership tax rate reduction on a portion of the sale of electric medium- and heavy-duty trucks; temporarily decreasing the severance tax credit for oil and gas production, requiring the revenue that is attributable to the decrease be deposited in the decarbonization tax credits administration cash fund, and creating the cash fund; and making an appropriation.