INDUSTRY FOUNDATION CLASSES - IFC2x Edition 4 - alpha release
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Documentation Notice
Parts of the IFC2x Edition 4 alpha release documentation are marked as deprecated. This marking provides notice that the referenced portion of the specification is being retained for backwards compatibility with earlier versions but may be removed from a future version of the specification without further notice. Further explanation and a tabulation of the deprecated constructs can be reached at any time through the deprecated constructs link in the documentation browser frame.
