Frequency with which modifications and deletions are made to the data after it is first produced.
Information about the scope and frequency of updating
Class of information to which the referencing entity applies.
Description of the class of information covered by the information
This package contains information about the scope and frequency of updating data. The MD_MaintenanceInformation entity is optional and contains mandatory and optional metadata elements.
This package is described in ISO19115:2003 in figure A.7 (diagram) and B.2.5 (data dictionary).