Expected completion date notification

Summary:

Content (required):

Hi,

Is there any possibility to have notifications for expected completion date ?

Use case: we have a requirement to send notifications on the expected completion date to finance people to check if the milestone was achieved and if we can invoice the client. Is this possible?

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

23B

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