This International Standard specifes the planning issues, requirements and procedures for the conversion and/or migration of digital records (which includes digital objects plus metadata) in order to preserve the authenticity, reliability, integrity and usability of such records as evidence of business transactions. These digital records can be active or residing in a repository.These procedures do not comprehensively cover:- backup systems;— preservation of digital records;— functionality of trusted digital repositories;— the process of converting analogue formats to digital formats and vice versa.