Green hydrogen is a pivotal part of the global energy transition, aiding in the reduction of fossil fuel dependence and supporting decarbonization efforts. The emergence of green hydrogen presents exciting investment opportunities and a pathway towards sustainable growth. Legal experts play a crucial role in guiding clients through the evolving regulatory environment and assisting in project development across the green hydrogen lifecycle. By 2025, the shift from grey to green hydrogen is expected to accelerate, paving the way for extensive adoption in various sectors by 2050. Green hydrogen projects require comprehensive legal support to navigate regulatory frameworks, secure financing, and capitalize on the market trends. Notably, by 2030, green hydrogen is projected to extend its usage to sectors like steel production and transportation, contributing significantly to emissions reduction. Geographical regions like the EU and the UK are poised to phase out grey hydrogen well before 2050, emphasizing the importance of green hydrogen in achieving sustainability goals. Specialized legal advisors offer insights into the current regulatory landscape, market opportunities, and the future trajectory of green hydrogen, supporting clients in realizing their net-zero objectives and driving positive changes in the energy market.