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ISO/TR 18492: Long-term Preservation

Date added 8 October 2007
Last edited 11 November 2009

Full Title

ISO/TR 18492: Long-Term Preservation of Electronic Document-Based Information


ISO/TR 18492 gives guidance to digital repositories on the maintenance of, access to, and the authenticity of, electronic documents, in the light of the likliehood of computer hardware and software obsolecence. It applies to any digital documents whose useful life is likely to be longer than the hardware and software used to create, access and maintain them.

The technical report provides guidance on best practice and a framework for developing a long-term digital preservation strategy, which will ensure access and authenticity over the longterm. These include:

  • Goals of a preservation strategy
  • Required elements of a preservation strategy: media renewal, metadata and migration
  • Development of a preservation strategy: policy, quality control, security and environmental control and monitoring.
  • Information on selected national electronic records preservation programmes
  • A bibliography

The report does not cover the creation, capture and classification of digital documents.

Standards Developing Organisation



No information available.

Lifecycle Actions

Curate and Preserve
Preservation Action
Preservation Planning

Standard Frameworks

Digital Archive Standards
Electronic Records Management Standards

Standard Type

Digital Preservation Standards

Current Version

Further Information


Alternative Current Versions


Previous Versions


Referenced Standards

ISO 11799, Information and Documentation - Document Storage Requirements for Archive and Library Materials
ISO 12651:1999, Electronic Imaging - Vocabulary
ISO 14721:2003, Space Data and Information Transfer Systems - Open Archival Information System - Reference Model
ISO 15489-1, Information and Documentation - Records Management - Part 1: General
ISO 15801: Electronic Imaging - Information Stored Electronically - Recommendations for Trustworthiness and Reliability
ISO/IEC 17799, Information Technology - Security Techniques - Code of Practice for Information Security Management
ISO/TR 15489-2, Information and Documentation - Records Management - Part 2: Guidelines
ISO/TS 23081-1, Information and Documentation - Records Management Processes - Metadata for Records - Part 1: Principles