The increasing global focus on climate change and environmental regulation has intensified the pressure on industries to reduce emissions from off-highway machinery, particularly in the construction, mining, and agricultural sectors. This paper explores the evolving role of managerial strategies in reducing emissions by integrating innovations in green operations and ensuring compliance with environmental policies. Through a mixed-methods approach combining literature review, industry case studies, and expert interviews, the study identifies key managerial levers such as digital fleet monitoring, alternative fuel adoption, preventive maintenance, and sustainability-driven procurement practices. The research reveals that proactive managerial engagement, combined with real-time data analytics and alignment with policy frameworks like Euro Stage V and Bharat Stage IV/VI, significantly enhances emissions reduction outcomes. The paper concludes with a strategic framework to guide managers in operationalizing low-carbon initiatives across diverse off-highway applications. These insights provide practical pathways for organizations aiming to meet environmental goals while maintaining productivity and regulatory compliance.