Quietly, alongside the Registry launch on 20 July, the Commission published references to six harmonised European standards for the DPP system — covering unique identifiers, interoperability, data carriers, APIs, data exchange protocols and data storage. They come from the eight-standard series CEN and CENELEC published in May (EN 18216, 18219, 18220, 18221, 18222, 18223, 18239 and 18246); the remaining two are expected in August. The official list is here.
Why ‘harmonised’ is the word that matters
Published standards are advice. Harmonised standards carry a presumption of conformity: build to them and you are presumed compliant with the corresponding legal requirement. For the last two years every DPP technology decision has carried the caveat ‘subject to the final standards’. For the core plumbing of the system, that caveat just expired — there is now a stable technical target.
Whose problem is each standard?
Here’s the honest division of labour. The standards on APIs, data exchange protocols, data storage and interoperability are your DPP provider’s problem — your only job is to ask any vendor you’re evaluating one question: are you conformant with the harmonised DPP standards published in July, and can you show it? A vendor that hesitates on that question in late 2026 is telling you something.
Two standards reach into your own operation:
Unique identifiers. EN 18219 codifies the permitted identifier schemes — including the GS1 Digital Link URI. If your products already carry GTINs, your existing GS1 identifiers are a recognised on-ramp into the DPP system, not a parallel scheme to maintain. That materially lowers the switching cost for any brand already running GS1-keyed product data.
Data carriers. The carrier standard governs the QR code (or other carrier) physically on the garment — which touches trim suppliers, care-label layouts and artwork approval cycles. Label real estate is negotiated seasons in advance; this is the one standard where waiting until the delegated act means paying rush costs.
Operator takeaway: forward the harmonised-standards link to whoever owns your labelling spec and your vendor shortlist, with two questions attached: does our identifier strategy line up with EN 18219, and what would adding a DPP carrier do to our current label layout? Both answers are cheap now and expensive in 2028.