<PackageReference Include="NUnit" Version="4.1.0" />

IgnoreAttribute

public class IgnoreAttribute : NUnitAttribute, IApplyToTest
Marks an assembly, test fixture or test method as being ignored. Ignored tests result in a warning message when the tests are run.
public string Until { get; set; }

The date in the future to stop ignoring the test as a string in UTC time. For example for a date and time, "2014-12-25 08:10:00Z" or for just a date, "2014-12-25". If just a date is given, the Ignore will expire at midnight UTC.

public IgnoreAttribute(string reason)

Constructs the attribute giving a reason for ignoring the test

public void ApplyToTest(Test test)

Modifies a test by marking it as Ignored.