Offshore decommissioning is a complex process requiring careful planning, regulatory navigation, and stakeholder engagement. This talk will explore key considerations for decommissioning aging offshore infrastructure, with a focus on recent case studies from California. The discussion will highlight the logistical, environmental, and policy challenges faced in the region, providing insights that can inform decommissioning efforts elsewhere. Attendees will gain a deeper understanding of the strategic planning required for successful decommissioning and the lessons learned from recent projects.