Individual compensation for retirees with inactive assignment

Summary:

We have requirement to allow HR admin to raise ICP to inactive assignments, example - Educational benefit to Retired Dependents.

Content (required):

How is that achieved? any pros and cons ? when we have add eligible to add icp to inactive assignments.

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

22B

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