This document provides guidelines for the inter-hospital transfer of critically ill patients. It outlines that transfers should only be done for appropriate clinical reasons by experienced clinicians using standardized protocols, equipment, and qualifications. Key risks of transport include technical complications and physiological deterioration that must be monitored closely during transit. Thorough planning of the transfer including indications, risks, equipment, staffing and transport conditions can help transfers be done safely. Continuous monitoring and documentation during all stages of the transfer process are emphasized.