A QR code on an electric vehicle battery may soon reveal its chemistry, carbon footprint, recycled content, repair history, and safe handling at the end of its life. The code is the easy part. Building trustworthy information behind it is where the engineering work begins.
On July 20, 2026, the European Commission launched its Digital Product Passport Registry and testing environment. The launch moved the Digital Product Passport, or DPP, from policy language toward an operating system for products sold in the European Union.
For engineering professionals, this could change what counts as a finished design. Alongside cost, performance, and safety, a product may need a reliable record explaining what it contains, how it was made, and what can be recovered when it is no longer useful.
A Passport Is More Than a Digital Label
A DPP is a structured digital record connected to a physical product through a data carrier, such as a QR code. Under the EU’s Ecodesign for Sustainable Products Regulation, the record must use open, interoperable formats and may apply at the model, batch, or individual item level, depending on the rules for that product group.
The EU registry does not hold every drawing, material declaration, or maintenance record. Full product data remains decentralized, stored by the responsible economic operator or a DPP service provider. The registry records the unique identifiers and required metadata that allow the passport to be verified and found.
The rollout is more selective than the headline suggests. The framework covers a broad range of physical goods, but obligations arrive through product-specific rules and timelines. The European Commission’s current DPP schedule identifies batteries as the first mandatory group, beginning on February 18, 2027, for electric vehicle batteries, light means of transport batteries, and industrial batteries above 2 kWh. Iron and steel, textiles, tires, aluminum, furniture, mattresses, and construction products are set to follow in stages.
That still matters to engineering professionals far beyond Europe. A component designed in Australia, manufactured in Southeast Asia, and assembled elsewhere may ultimately enter the EU market. Each organization in that chain could be asked to supply evidence for the final passport.
What Engineers May Have to Document
The exact data fields will differ by product, but the direction is already visible. The Ecodesign Regulation allows requirements covering durability, repairability, recycled content, substances of concern, resource use, recyclability, carbon footprint, and expected waste.
For a design team, that can reach deep into ordinary technical decisions:
- Materials: Start with the bill of materials. It should identify what each part contains, its recycled content, and any critical or hazardous materials. Supplier paperwork must also match the part that reaches the production line.
- Repairability: Repair often comes down to small design choices. Can the housing be opened with standard tools? Are spare parts available? Will diagnostic software and firmware support still exist years from now?
- Carbon footprint: A product-level figure must account for the actual materials, factory energy, manufacturing, transport, use, and end-of-life assumptions. A company-wide average says little about the footprint of a specific model or batch.
- Recyclability: Calling a product recyclable is no longer enough. Recyclers need to know what can be separated, where hazardous parts are located, and how valuable components can be removed intact.
This makes the passport a design issue throughout development. A glued enclosure may shorten assembly time but make repair and material recovery harder. A resin substitution may reduce cost while changing recycled content, carbon calculations, and the disposal route. Those tradeoffs now create data consequences as well as physical ones.
The Hidden Challenge Is Data Continuity
The DPP also has value beyond market access. Repairers could identify compatible parts faster. Recyclers could locate valuable or hazardous materials before dismantling. Manufacturers could learn which components fail, return, or retain value, then feed that evidence into the next design.
There are real constraints. Companies must protect commercially sensitive information, manage different access rights, and verify data received from suppliers. Smaller firms may face a heavier implementation burden. Poor records could simply turn a passport into a polished route to unreliable information.
This is why the skills behind DPPs cut across engineering disciplines. Materials knowledge, life cycle assessment, automation, data architecture, and systems thinking all meet in the same product record. EIT’s work on engineering and the circular economy reflects this practical overlap: sustainability increasingly depends on how well engineering professionals connect design decisions with evidence across the full product life.
The registry may have gone live in Europe, but the larger change will happen inside engineering teams. The question to ask now is simple: if someone scanned your product tomorrow, could your organization explain what it is made from, how it can be repaired, and where it should go next?
References
The Digital Product Passport Registry Is Now Live | European Commission
Digital Product Passport | European Commission
Ecodesign for Sustainable Products Regulation (EU) 2024/1781 | EUR-Lex
EU Batteries Regulation and Article 77 Battery Passport Requirements | EUR-Lex
Emerging Digital Product Passport Initiatives Require Improved Data Structuring to Support Life Cycle Assessment | Journal of Industrial Ecology
This article was published September 15th, 2026 and the content is current as at the date of publication.
