TL;DR: The Port Call Optimisation (PCO) Guide V1.0, published by IAPH and IHMA, becomes mandatory April 1, 2026. It's the first global standard for port call data sharing, endorsed by 40+ maritime organisations. Properly implemented port call optimisation can cut fuel consumption by up to 20% per voyage, reduce waiting times, and slash emissions. Innovez One participated in the Port Call Optimization Task Force that developed these standards. Introduction The maritime indust