This budget promotes clean technologies and advances decarbonization. The budget is allocated for measures such as promoting technological advancement through research and development projects, and providing subsidies for companies deploying clean technologies in various areas, including: energy efficiency; development of renewable energy such as solar PV, offshore wind and geothermal; establishment of a hydrogen supply chain; enhancement of safety and innovation in nuclear power generation; development of CCUS technologies, including recycling of CO2; and development of low-carbon vehicles and batteries.