Where do we configure/create incentive plan code to add to an employee

Summary:

When we try to add incentive plans for an employee in Additional Person info page(navigation: My Client groups →Additional Person info page → Incentive Plans Info group), we see some incentive plans already configured, where can we create them?

Content (please ensure you mask any confidential information):

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

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