JCB's Group director, Tim Burnhope, discusses the advancements in hydrogen combustion engine technology and their crucial role in achieving a zero-carbon future for off-highway sectors. The article highlights JCB's success in gaining approval for commercial use of their hydrogen engine in 11 European countries, making them pioneers in developing a fully functional combustion engine fueled by hydrogen. Notably, JCB's hydrogen engine complies with Stage V regulations, a significant achievement in the industry. The UK Government's recent emphasis on decarbonization and support for hydrogen technology further underlines the positive momentum towards sustainability. Extensive testing and on-road trials have demonstrated the safety and viability of hydrogen-powered machines, leading to high-level endorsements from government documents. JCB's successful trials with customers have proven the effectiveness of hydrogen technology in the industry, emphasizing its potential to revolutionize off-highway sectors. The article concludes by emphasizing the importance of seamless technological transformation for a sustainable future.