This report provides an in-depth analysis of carbon offset usage across global compliance markets, highlighting key regulatory frameworks, market dynamics, and investment opportunities. It explores the role of offsets in cost containment mechanisms, emission reduction strategies, and climate finance, while examining the evolving regulatory landscape in major markets such as the EU, California, China, Japan, South Korea, and others. The report also contrasts compliance markets with voluntary carbon markets (VCMs), addressing differences in governance, pricing, and market access. Key findings suggest that compliance markets offer stable pricing and higher-quality credits, presenting valuable opportunities for developers and investors. Strategic recommendations emphasize diversification, investing in high-integrity projects, and staying aligned with evolving regulatory standards to mitigate risks and capitalize on emerging opportunities.