Abstract
Objective of the study. The study aims to analyze the international experience of using environmental taxation as a tool for ensuring sustainability in the context of global economic development. The goal is to develop practical recommendations for improving the system of environmental taxes and payments in Kazakhstan, considering national sustainable development priorities and environmental challenges. Research methodology. The research applies methods of analysis of strategic and regulatory documents from the Organization for Economic Cooperation and Development (OECD), the European Union (EU), and selected countries (Germany, Sweden, South Korea), as well as systemic, comparative, institutional, economic, and statistical analysis methods. Uniqueness / value of the study. The value of the study lies in the comprehensive comparison of international models of environmental taxation with Kazakhstan’s experience in achieving the Sustainable Development Goals (SDGs), particularly points 7, 12, 13, and 15. Special attention is given to the need to shift from a fiscally oriented environmental taxation model to a more stimulating and regulatory model aimed at changing the behavior of economic agents and establishing "green" incentives. Research findings. The study identifies that in developed countries; environmental taxes are used as a key tool for reducing the carbon intensity of the economy and stimulating "green" investments. In Kazakhstan, the main institutional and fiscal barriers to implementing environmental taxation have been identified. Recommendations have been developed for the reform of environmental taxes, including the differentiation of rates based on the level of environmental harm, expanding tax incentives for «green» technologies, and integrating environmental indicators into the tax administration system.