ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Desktop.Mapping Namespace / FeatureLayer Class / RemoveLabelClass Method

RemoveLabelClass Method
Overload List
OverloadDescription
Removes a label class from the layer's label class collection. This method must be called on the MCT. Use QueuedTask.Run.  
Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

ArcGIS Pro version: 2.0 or higher.
See Also