Environmental monitoring constitutes a foundational element Environmental monitoring is a fundamental component of state control in the energy sector, yet its practical integration into regulatory decision-making remains limited in many jurisdictions. This article examines how environmental monitoring is incorporated into state-control frameworks to support energy security, focusing on Uzbekistan and Azerbaijan as comparative case studies. The research responds to a pressing legal issue: although both states have formally established monitoring systems through environmental and energy-sector legislation, monitoring outcomes are often procedural, weakly digitalized, and insufficiently linked to licensing, environmental expertise, or enforcement mechanisms. Using descriptive-legal, doctrinal, and comparative legal methods, and drawing upon national legislation, international instruments, and recent regulatory reforms, the study identifies three core findings. First, monitoring results in Uzbekistan seldom influence regulatory or strategic decisions, and institutional fragmentation limits their effectiveness. Second, Azerbaijan experiences comparable difficulties, particularly in relation to transparency deficits, overlapping institutional mandates, and weak integration of environmental data into supervisory processes. Third, liability frameworks in both jurisdictions remain largely declarative and fail to create adequate deterrent effects. The study concludes that enhancing energy security requires legally mandating the use of monitoring results in state decision-making, developing unified digital data systems, improving interagency coordination, and strengthening liability mechanisms. These reforms would align monitoring policy with state-control frameworks and contribute to more sustainable and secure energy governance.