Electric vehicle batteries placed on the European Union market will have to carry a mandatory digital passport starting February 18, 2027, with information on identification, composition, performance, carbon footprint, and destination throughout the life cycle. Outlined in the EU Battery Regulation, in effect since February 18, 2024, the requirement reorganizes rules on the production, use, collection, repurposing, and recycling of these components in a sector increasingly dependent on verifiable data.