The article discusses the pivotal moment that green hydrogen is facing in the worldwide energy transition. It highlights that current decisions will significantly impact how green hydrogen becomes integrated into the economy and contributes to decarbonisation for many years to come. The white paper by Osborne Clarke delves into the essential factors crucial for the success of green hydrogen, focusing on foundational demand creation, infrastructure and financing challenges, and market growth. It offers insights from UK-specific opportunities, comparisons with European contexts, and industry input to provide practical recommendations for building a scalable and sustainable hydrogen economy. The document stresses the importance of swift action by policymakers, investors, and industry leaders to transform green hydrogen from a niche technology into a fundamental element of strategies aimed at achieving net-zero emissions.