The book addresses site selection, approval procedures, and operation of industrial facilities, technical regulations, establishment of administrative bodies, legal provisions, safety and hazardous materials law, operator responsibilities, overarching regulations, and their impact on business management, as well as an overview of European environmental law. It provides a commentary from an engineering perspective that describes the often complicated interconnections and relationships. This book serves as a guide for engineers navigating the approval laws for technical facilities. The author is a lecturer at TU Dresden and serves as an advisor to the Saxon state government.