A tag attached to an SpatialElement (room, space or area) in Autodesk Revit. 
   Namespace:   Autodesk.Revit.DB  
  Assembly:   RevitAPI  (in RevitAPI.dll) Version: 2015.0.0.0 (2015.0.0.0) 
Syntax
Inheritance Hierarchy
  System Object  
Autodesk.Revit.DB Element
Autodesk.Revit.DB SpatialElementTag
Autodesk.Revit.DB.Architecture RoomTag
Autodesk.Revit.DB AreaTag
Autodesk.Revit.DB.Mechanical SpaceTag
 
 Autodesk.Revit.DB Element
Autodesk.Revit.DB SpatialElementTag
Autodesk.Revit.DB.Architecture RoomTag
Autodesk.Revit.DB AreaTag
Autodesk.Revit.DB.Mechanical SpaceTag