Alert showing at ineligible staff

Summary:

Alert need to be set at employee who are eligible only.

Content (required):

In compensation plan we have an option to enable the employee who are ineligible for plan. which is showing both. However, alert should be applicable for eligible staff only, how can we apply this condition.

Version (include the version you are using, if applicable):

21D

Code Snippet (add any code snippets that support your topic, if applicable):