Green electricity, sourced from wind, solar, and hydropower, is highlighted as a vital component in the chemical industry's shift towards sustainability. Its usage not only diminishes the environmental impact associated with industrial processes but also plays a significant role in reducing carbon footprints. The adoption of green electricity by chemical companies involves collaborations with local renewable energy providers and investments in on-site renewable energy generation. This approach not only ensures a stable energy supply but also contributes to global climate change mitigation efforts. Green hydrogen, another renewable energy source produced using sustainable methods, is identified as a crucial element in the chemical sector's sustainability journey. It serves as a clean substitute for traditional fossil fuels, especially in the production of essential chemicals like ammonia and methanol. The integration of green hydrogen is viewed as a milestone in decarbonising the chemical industry and offers a scalable solution to transition away from fossil fuels. Legal and regulatory frameworks play a significant role in shaping the industry's transition to renewable energy. Governments and international bodies are enacting policies to encourage renewable energy usage and establish ambitious carbon reduction goals. Compliance with these regulations is essential for chemical firms to stay competitive and adhere to sustainability standards. While challenges like intermittent energy sources and high initial investment costs exist, funding options and the potential for long-term cost savings support the transition to renewable energy. The article also features case studies of BASF and AB Achema, showcasing how these companies are incorporating renewable energy, particularly wind power, into their operations to reduce carbon emissions and align with sustainability targets.