ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Core.CIM Namespace / CIMLabelClass Class / MaximumScale Property

MaximumScale Property (CIMLabelClass)
Gets or sets the maximum scale for labeling (set as the denominator of the scale's representative fraction).
Syntax
public double MaximumScale {get; set;}
Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

ArcGIS Pro version: 2.0 or higher.
See Also