Digital product passport - Data storage, archiving, and data persistence

This document specifies requirements for data storage, archiving, and data persistence of digital product passports, all based on a decentralized approach. The archiving functionality securely stores historical passport data, preserving a comprehensive record of past information. Persistence ensures that data included in the digital product passport remains available even when the economic operator creating the digital product passport is no longer active.
This document also specifies requirements for the replication between economic operators and back-up operators as well as rules for data lifetime definition.

Digitaler Produktpass - Datenspeicherung, Archivierung und Datenpersistenz

Passeport numérique des produits - Stockage, archivage et persistance des données

Le présent document spécifie les exigences relatives au stockage des données, à l'archivage et à la persistance des données des passeports numériques de produits, selon une approche décentralisée. La fonctionnalité d'archivage stocke de manière sécurisée les données d’historique du passeport, en conservant un enregistrement complet des informations passées. La persistance garantit que les données incluses dans les passeports numériques de produits restent disponibles même lorsque l'opérateur économique à l’origine de la création du passeport numérique de produit n'est plus en activité.
Le présent document spécifie également les exigences relatives à la réplication entre opérateurs économiques et opérateurs de sauvegarde, ainsi que les règles relatives à la définition de la durée de vie des données.

Digitalni potni list izdelka - Shranjevanje podatkov, arhiviranje in trajnost podatkov

Ta dokument določa zahteve za shranjevanje podatkov, arhiviranje in trajnost podatkov digitalnih potnih listov izdelkov, vse na podlagi decentraliziranega pristopa. Funkcionalnost arhiviranja varno shranjuje zgodovinske podatke potnega lista, ohranjajoč celovit zapis preteklih informacij. Trajnost zagotavlja, da podatki, vključeni v digitalni potni list izdelka, ostanejo dostopni tudi, ko gospodarski subjekt, ki je ustvaril digitalni potni list izdelka, ni več aktiven.
Ta dokument prav tako določa zahteve za replikacijo med gospodarskimi subjekti in rezervnimi operaterji ter pravila za določanje življenjske dobe podatkov.

General Information

Status
Published
Public Enquiry End Date
18-Sep-2025
Publication Date
15-Jun-2026
Technical Committee
DPP - Digital Product Passport
Current Stage
6060 - National Implementation/Publication (Adopted Project)
Start Date
05-Jun-2026
Due Date
10-Aug-2026
Completion Date
16-Jun-2026

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SIST EN 18221:2026

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Overview

SIST EN 18221:2026 sets out essential requirements for the data storage, archiving, and data persistence of digital product passports (DPPs) using a decentralized approach. The standard, developed by SIST within the European context, addresses secure management of digital product passport data across the product lifecycle, including historical data retention, data availability if the original issuer is no longer active, and robust data replication between main and back-up operators. This standard plays a key role in supporting EU ecodesign regulations, circular economy initiatives, and enhances transparency and trust along the product value chain.

Key Topics

  • Decentralized data storage: Economic operators or designated digital product passport service providers are responsible for securely storing DPPs. The architecture is decentralized, enabling flexibility in technology choices and promoting interoperability.
  • Data archiving: The standard requires that all historical versions of digital product passports be securely archived. This ensures a comprehensive, unaltered record for purposes such as market surveillance and regulatory compliance.
  • Data persistence: DPP data must remain available even if the creating economic operator exits the market. This is achieved through mandated back-up service providers who take over data access and integration responsibilities.
  • Replication and back-up: Continuous replication of DPPs and related changes between economic operators and back-up providers is required. Replication must be secure, typically via standardized APIs or secure, encrypted channels.
  • Data lifetime rules: The standard sets out clear definitions for the required lifetime of digital product passports, ensuring data access and retention according to regulatory mandates.
  • Additional documentation: Manufacturers can attach or link additional digital documentation (e.g., user instructions) to the DPP, accessible throughout the DPP’s lifetime.

Applications

SIST EN 18221:2026 offers practical benefits and applications for a wide range of stakeholders:

  • Manufacturers & Economic Operators: Ensure ongoing compliance with EU legal requirements for digital product passport management and support sustainability claims with robust, traceable data.
  • Market Surveillance Authorities: Access archived digital product passport data for audit, inspection, or compliance verification, even when products change hands or operators become inactive.
  • IT Service Providers: Implement decentralized storage and backup solutions aligned with recognized EU standards, offering services for DPP hosting, replication, and secure data management.
  • Supply Chain Actors: Facilitate information transparency, data continuity, and trust among buyers, sellers, and regulatory bodies, supporting circular economy and recycling initiatives.
  • Consumers & End Users: Gain ongoing access to essential product information and documentation throughout the entire product lifecycle, supporting informed purchasing and product usage decisions.

Related Standards

  • Commission Regulation (EU) No 2024/1781: Establishes ecodesign requirements for digital product passports to promote sustainable products and circular economy principles.
  • ISO and IEC standards: Provide key definitions and best practices relevant for DPP terminology, data integrity, and information management.
  • European standards for data authenticity and reliability: Ensure best practices in data management, authentication, and secure information exchange.

SIST EN 18221:2026 is foundational for organizations seeking to implement future-proof, compliant digital product passport systems that guarantee data integrity, persistence, and continued availability in support of sustainable product regulation and market needs.

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SIST EN 18221:2026

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Frequently Asked Questions

SIST EN 18221:2026 is a standard published by the Slovenian Institute for Standardization (SIST). Its full title is "Digital product passport - Data storage, archiving, and data persistence". This standard covers: This document specifies requirements for data storage, archiving, and data persistence of digital product passports, all based on a decentralized approach. The archiving functionality securely stores historical passport data, preserving a comprehensive record of past information. Persistence ensures that data included in the digital product passport remains available even when the economic operator creating the digital product passport is no longer active. This document also specifies requirements for the replication between economic operators and back-up operators as well as rules for data lifetime definition.

This document specifies requirements for data storage, archiving, and data persistence of digital product passports, all based on a decentralized approach. The archiving functionality securely stores historical passport data, preserving a comprehensive record of past information. Persistence ensures that data included in the digital product passport remains available even when the economic operator creating the digital product passport is no longer active. This document also specifies requirements for the replication between economic operators and back-up operators as well as rules for data lifetime definition.

SIST EN 18221:2026 is classified under the following ICS (International Classification for Standards) categories: 13.020.20 - Environmental economics. Sustainability; 35.240.63 - IT applications in trade. The ICS classification helps identify the subject area and facilitates finding related standards.

SIST EN 18221:2026 is associated with the following European legislation: EU Directives/Regulations: 2024/1781, (EU) 2024/1781; Standardization Mandates: M/604, M/604 AMD 1. When a standard is cited in the Official Journal of the European Union, products manufactured in conformity with it benefit from a presumption of conformity with the essential requirements of the corresponding EU directive or regulation.

SIST EN 18221:2026 is available in PDF format for immediate download after purchase. The document can be added to your cart and obtained through the secure checkout process. Digital delivery ensures instant access to the complete standard document.

Standards Content (Sample)


SLOVENSKI STANDARD
01-julij-2026
Digitalni potni list izdelka - Shranjevanje podatkov, arhiviranje in obstojnost
podatkov
Digital product passport - Data storage, archiving, and data persistence
Digitaler Produktpass - Datenspeicherung, Archivierung und Datenpersistenz
Passeport numérique des produits - Stockage, archivage et persistance des données
Ta slovenski standard je istoveten z: EN 18221:2026
ICS:
13.020.20 Okoljska ekonomija. Environmental economics.
Trajnostnost Sustainability
35.240.63 Uporabniške rešitve IT v IT applications in trade
trgovini
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EUROPEAN STANDARD EN 18221
NORME EUROPÉENNE
EUROPÄISCHE NORM
May 2026
ICS 35.240.63
English version
Digital product passport - Data storage, archiving, and data
persistence
Passeport numérique des produits - Stockage, Digitaler Produktpass - Datenspeicherung,
archivage et persistance des données Archivierung und Datenpersistenz
This European Standard was approved by CEN on 3 May 2026.
This European Standard was corrected and reissued by the CEN-CENELEC Management Centre on 2 June 2026.

CEN and CENELEC members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for
giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical
references concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to
any CEN and CENELEC member.
This European Standard exists in three official versions (English, French, German). A version in any other language made by
translation under the responsibility of a CEN and CENELEC member into its own language and notified to the CEN-CENELEC
Management Centre has the same status as the official versions.

CEN and CENELEC members are the national standards bodies and national electrotechnical committees of Austria, Belgium,
Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy,
Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Republic of North Macedonia, Romania, Serbia,
Slovakia, Slovenia, Spain, Sweden, Switzerland, Türkiye and United Kingdom.

CEN-CENELEC Management Centre:
Rue de la Science 23, B-1040 Brussels
© 2026 CEN/CENELEC All rights of exploitation in any form and by any means Ref. No. EN 18221:2026 E
reserved worldwide for CEN national Members and for
CENELEC Members.
Contents Page
European foreword . 3
Introduction . 4
1 Scope . 5
2 Normative references . 5
3 Terms and definitions . 5
4 General principles and requirements . 6
4.1 Requirements for storage of the digital product passport data . 6
4.2 Archiving and rules for archiving . 7
4.3 Data persistence and rules for data persistence . 7
4.4 Additional digital documentation attached to digital product passport . 7
4.5 Replication between economic operators and back-up digital product passport
service providers. 8
Annex ZA (informative) Relationship between this European Standard and the essential
requirements of (EU) Regulation No 2024/1781 aimed to be covered . 9
Bibliography .10
European foreword
This document (EN 18221:2026) has been prepared by Technical Committee CEN/CLC/JTC 24 “Digital
Product Passport – Framework and System”, the secretariat of which is held by DIN.
This European Standard shall be given the status of a national standard, either by publication of an
identical text or by endorsement, at the latest by November 2026, and conflicting national standards shall
be withdrawn at the latest by November 2026.
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CEN shall not be held responsible for identifying any or all such patent rights.
This document has been prepared under a standardization request addressed to CEN by the European
Commission. The Standing Committee of the EFTA States subsequently approves these requests for its
Member States.
For the relationship with EU Legislation, see informative Annex ZA, which is an integral part of this
document.
Any feedback and questions on this document should be directed to the users’ national standards body.
A complete listing of these bodies can be found on the CEN website.
According to the CEN-CENELEC Internal Regulations, the national standards organisations of the
following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia,
Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland,
Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Republic of North
Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Türkiye and the United
Kingdom.
Introduction
A digital product passport (DPP) is a key enabling mechanism to make product information traceable and
accessible across value chains - supporting economic operators, manufacturers, distributors, repairers,
recyclers and consumers to make informed decisions and to support a circular economy. The
implementation of digital product passports will be carried out progressively. Sector-specific initiatives
will determine the precise DPP content and requirements for individual product groups.
To support the implementation of DPPs, 8 standards have been developed so far:
— EN 18219:2026 – Digital product passport – Unique identifiers
— EN 18220:2026 – Digital product passport – Data carriers
— EN 18216:2026 – Digital product passport – Data exchange protocols
— EN 18222:2026 – Digital Product Passport – Application Programming Interfaces (APIs) for the
product passport lifecycle management and searchability
— EN 18223:2026 – Digital Product Passport – System interoperability
— EN 18221:2026 – Digital product passport – data storage, archiving, and data persistence (this
document)
— EN 18239:— – Digital Product Passport – access rights management, information system security,
and business confidentiality
— EN 18246:— – Digital Product Passport – Data authentication, reliability and integrity

Under preparation. Stage at the time of publication: prEN 18239:2025.
Under preparation. Stage at the time of publication: prEN 18246:2025.
1 Scope
This document specifies requirements for data storage, archiving, and data persistence of digital product
passports, all based on a decentralized approach. The archiving functionality securely stores historical
passport data, preserving a comprehensive record of past information. Persistence ensures that data
included in the digital product passport remains available even when the economic operator creating the
digital product passport is no longer active.
This document also specifies requirements for the replication between economic operators and back-up
operators as well as rules for data lifetime definition.
2 Normative references
The following documents are referred to in the text in such a way that some or all of their content
constitutes requirements of this document. For dated references, only the edition cited applies. For
undated references, the latest edition of the referenced document (including any amendments) applies.
EN 18216:2026, Digital product passport - Data exchange protocols
EN 18220:2026, Digital product passport - Data carriers
EN 18222:2026, Digital Product Passport - Application Programming Interfaces (APIs) for the product
passport lifecycle management and searchability
EN 18239:— , Digital Product Passport - access rights management, information system security, and
business confidentiality
EN 18246:— , Digital product passport - Data authentication, reliability and integrity
3 Terms and definitions
For the purposes of this document, the following terms and definitions apply.
ISO and IEC maintain terminology databases for use in standardization at the following addresses:
— ISO Online browsing platform: available at http://www.iso.org/obp
— IEC Electropedia: available at http://www.electropedia.org/
3.1
economic operator
manufacturer, a
...