Explore the critical need for reconstructing legal obligations for virus sharing under the International Health Regulations (IHR) to enhance global health security. Establishing the context of increasing global pandemics and defining virus sharing as the transmission of genetic sequences, isolates, and pertinent information. The current IHR framework, particularly Article 6, is inadequate due to ambiguities and tensions between state sovereignty and global health imperatives. Through an analysis of past pandemics like H1N1 and COVID-19, identify key impediments to timely and equitable virus sharing, including legal ambiguities and political motivations. propose concrete reforms aimed at clarifying legal obligations, establishing mandatory commitments, and promoting equitable access to vaccines and therapeutics. Ultimately, Present a vision for a more effective global health security regime where virus sharing is recognized as a collective responsibility essential for pandemic preparedness