How can we disable internal funding for Awards

Summary:

How can we disable internal funding for Awards

Content (please ensure you mask any confidential information):

We need to disable internal funding for awards as it will not be used after 6months of project execution. System is not allowing to disable internal funding. Any workaround to handle this?

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

23D

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

Public Sector, Project costing