ISO/TR 21548:2010 is an implementation guide for ISO/TS 21547. ISO/TR 21548:2010 will provide a methodology that will facilitate the implementation of ISO/TS 21547 in all organizations that have the responsibility to securely archive electronic health records for the long term. ISO/TR 21548:2010 gives an overview of processes and factors to consider in organizations wishing to fulfil requirements set by ISO/TS 21547.