> For the complete documentation index, see [llms.txt](https://autodesk.ifc-manual.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://autodesk.ifc-manual.com/revit/ifc-export-settings-dialog/property-sets.md).

# Property Sets

The property sets contain the information defined in the model and are therefore the most important export setting besides the classification. 

{% hint style="info" %}
Revit won't export *empty properties (properties with no value assigned).* 
{% endhint %}

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