The following changes were approved for PREMIS version 3.0:
- Make Intellectual Entity another category of Object.
- Define preservationLevelType to indicate the type of preservation functions expected to be applied to the object for the given Preservation level.
- AgentVersion was added to record the version of software Agents
- The data model was changed so that Environments can be described and preserved reusing the Object entity
- Physical Objects can be described as representations and be related to digital objects.
- A value of unknown will be added to compositionLevel and format if the information is not available.