The shift towards clean power in the transportation sector has seen Heavy Goods Vehicles (HGVs) increasingly exploring hydrogen as a viable alternative to electric vehicles. While electric vehicles have limitations like reduced load capacity due to battery weight and decreased operating mileage, hydrogen-powered vehicles offer a promising solution. Truck manufacturers worldwide are investing in the development of hydrogen-powered models, with even light commercial vehicle makers introducing such vehicles at recent industry events. The European Union's recent €1.2 billion fund announcement to support renewable fuels production underscores the growing support for hydrogen technology. Companies like MAN Energy Solutions and Vauxhall are actively contributing to hydrogen advancements. Hydrogen can be produced through electrolysis, providing a carbon-free product when used in vehicle engines. Different vehicle models utilize hydrogen in unique ways, either through fuel cells for electric propulsion or as a diesel fuel replacement in conventional engines. Awards like the Truck Innovation Award 2025 highlight the success of hydrogen combustion trucks like MAN's hTGX model. Other major players like Volvo, Toyota, and Mercedes-Benz are also investing in hydrogen fuel cell technology for trucks, showcasing the industry's commitment to zero-emission solutions. In the UK, companies like Hydrogen Vehicle systems (HVS) and Vauxhall are already making strides with hydrogen fuel cell vehicles, indicating a promising future for hydrogen power in heavy-duty transportation. This push towards hydrogen serves as a strong alternative to traditional battery-electric vehicles, especially for heavy-duty operations, signaling a cleaner and more sustainable future for the transportation industry.