You can view your active licenses at the application level by navigating to Admin > Settings. The License Information section displays Active Study Sites for eTMF, CTMS, Payments, and Study Startup applications. Additionally, it displays any Archived Study Sites, Inactive Study Sites, and Investigator Portal Study Sites for the eTMF application.

You can also access this information from the Study Site License object. 

Study Site License object

Vault updates this information throughout the day. If desired, you can view and report on object records to understand your Vault’s license consumption and allow forecasting of license usage. 

If your Vault has exceeded its license limit for any application, it displays a warning message. You must contact your Veeva Account Partner for resolution.