The location-class element replaces the existing location-type element. It clarifies whether the location refers to a structure, a populated place (e.g. city or village), an administrative division, or another topological feature (e.g. river, nature reserve). 

Additions

• location/location-class/@code - A code from the new IATI Location Class code list
• location/location-class/text() - A description of the Location Class code
• location/location-class/ @xml:lang - The language of the description. [Only if different from default language.]