<xs:complexType name="MD_SecurityConstraints_Type"><xs:annotation><xs:documentation>Handling restrictions imposed on the dataset because of national security, privacy, or other concerns</xs:documentation></xs:annotation><xs:complexContent><xs:extension base="gmd:MD_Constraints_Type"><xs:sequence><xs:element name="classification" type="gmd:MD_ClassificationCode_PropertyType"/><xs:element name="userNote" type="gco:CharacterString_PropertyType" minOccurs="0"/><xs:element name="classificationSystem" type="gco:CharacterString_PropertyType" minOccurs="0"/><xs:element name="handlingDescription" type="gco:CharacterString_PropertyType" minOccurs="0"/></xs:sequence></xs:extension></xs:complexContent></xs:complexType>