biofuels, clean hydrogen, methanol, and ammonia, and associated powertrain technologies, including batteries, fuel cells, and hydrogen internal combustion engines. Provided further , That the Joint Office of Energy and Transportation shall identify and prioritize technical assistance, research, workforce development, and funding opportunities for industry education and outreach programs to support the decarbonization of commercial motor vehicles and fleets transitioning to electric vehicles. (A) The Joint Office shall identify opportunities to support the wide scale adoption of zero- and near-zero emission vehicles in fleets, including identifying tools, resources, and funding to help fleet owners and operators transition to ZEV. (B) The Joint Office shall coordinate with stakeholders, including administrators of State grant programs, truck and engine manufacturers, trucking fleets, State trucking associations, electric ride hail providers, electric carshare operators, Clean Cities coalitions, Tribal nations, and PUCs, to identify opportunities to advance electrification and decarbonization of medium and heavy duty vehicles: Provided further , that the Joint Office of Energy and Transportation shall develop pathways, and provide recommendations to Congress as necessary, to ensure availability of low or zero emissions vehicles, vessels, and equipment critical to decarbonizing the transportation sector that are compliant with federal requirements for domestic sourcing: Provided further , that there are authorized to be appropriated for each of fiscal years 2024 through 2032 such sums as are necessary to carry out this section. .