National foreword

This British Standard is the UK implementation of EN 9300‑003:2026. It supersedes BS EN 9300‑003:2012, which is withdrawn.

The UK participation in its preparation was entrusted to Technical Committee ACE/1, International and European Aerospace Policy and Processes.

A list of organizations represented on this committee can be obtained on request to its committee manager.

Contractual and legal considerations

This publication has been prepared in good faith, however no representation, warranty, assurance or undertaking (express or implied) is or will be made, and no responsibility or liability is or will be accepted by BSI in relation to the adequacy, accuracy, completeness or reasonableness of this publication. All and any such responsibility and liability is expressly disclaimed to the full extent permitted by the law.

This publication is provided as is, and is to be used at the recipient’s own risk.

The recipient is advised to consider seeking professional guidance with respect to its use of this publication.

This publication is not intended to constitute a contract. Users are responsible for its correct application.

Compliance with a British Standard cannot confer immunity from legal obligations.

This British Standard was published under the authority of the Standards Policy and Strategy Committee on 31 August 2026.

This European Standard was approved by CEN on 12 July 2026.

CEN 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 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 member into its own language and notified to the CEN-CENELEC Management Centre has the same status as the official versions.

CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czechia, 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.

⁠⁠European foreword

This document (EN 9300‑003:2026) has been prepared ASD-STAN.

After enquiries and votes carried out in accordance with the rules of this Association, this document has received the approval of the National Associations and the Official Services of the member countries of ASD-STAN, prior to its presentation to CEN.

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 February 2027, and conflicting national standards shall be withdrawn at the latest by February 2027.

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 supersedes EN 9300‑003:2012.

EN 9300‑003:2026 includes the following significant technical changes with respect to EN 9300‑003:2012:

document editorially revised.

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 organizations 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

The prostep ivip Association is an international non-profit association in Europe. For establishing leadership in IT-based engineering it offers a moderated platform to its nearly 200 members from leading industries, system vendors and research institutions. Its product and process data standardization activities at European and worldwide levels are well known and accepted. The prostep ivip Association sees this document and the related parts as a milestone of product data technology.

PDES, Inc. is an international non-profit association in USA. The mission of PDES, Inc. is to accelerate the development and implementation of the ISO 10303 series, enabling enterprise integration and PLM interoperability for member companies. PDES, Inc. gathers members from leading manufacturers, national government agencies, PLM vendors and research organizations. PDES, Inc. supports this standard as an industry resource to sustain the interoperability of digital product information, ensuring and maintaining authentic longevity throughout their product lifecycle.

Readers of this document should note that all standards undergo periodic revisions and that any reference made herein to any other standard implies its latest edition, unless otherwise stated.

Within the context of the EN 9300 series the terms “shall” and “should” are to be used per the TOC-2 NAS Style Guide_2021 Clauses 3.1 and 3.2:

“shall” is to be used in an imperative sense. All requirements will be prefaced with a “shall” statement denoting mandatory compliance;
“should” is to be used to indicate a recommendation. All non-mandatory requirements or statements will be prefaced with a “should” statement denoting non-mandatory action;
“includes” means “includes but is not limited to”.

1 Scope

This document specifies the fundamentals and concepts for the long-term preservation of digital product and technical data. The EN 9300 series specifies various regulatory and business requirements, applicable domain specific methodologies that are extensible for future long-term archiving formats and data management practices.

2 Normative references

3 Terms and definitions

4 Applicability

5 Fundamentals for LOng-Term Archiving and Retrieval (LOTAR)

5.1 General

5.2 Invariance

5.3 The product life cycle

5.4 Stored form of product data

6 Archiving of digital product data

6.1 Product information model and product model

6.2 Long-term archiving and retention of product models

7 Fundamental concepts of long-term archival and retrieval of digital data

7.1 General

7.2 Introduction to open archive information system (OAIS) – ISO 14721

7.3 ISO 10303 Standard for the exchange of product model data (STEP)

8 Data descriptions

8.1 Overview

8.2 Data

8.3 Mapping approach onto physical data representation

8.4 Fundamentals for testing the LOTAR process and components

⁠⁠Bibliography