The close-out monitoring visit and final regulatory notifications
Execute the close-out monitoring visit with the sponsor's monitor, submit final regulatory notifications including IRB/IEC study closure reports and regulatory authority notifications, and complete the administrative handoff that formally ends site participation.
The visit that closes the book
Every clinical trial has a last monitoring visit. Not the last routine visit -- that happened weeks or months ago, when enrollment was winding down and data queries were being resolved. This is different. The close-out monitoring visit is the final formal interaction between the site and the sponsor's monitor, and its purpose is singular: to confirm that every obligation the site assumed when the trial began has been fulfilled, documented, and either completed or transferred to its proper custodian.
I have seen close-out visits that lasted two hours and close-out visits that stretched across three days. The difference was never the size of the trial. It was the quality of the preparation. A site that has executed the close-out activities from Modules 6 and 7 -- participant end-of-study visits, document reconciliation, IP accountability, archiving preparation -- will find this visit confirmatory. The monitor reviews, verifies, and signs off. A site that deferred those activities will find this visit revelatory, in the worst sense: the monitor discovers what the site has not yet done, and the close-out stalls.
This lesson covers the close-out monitoring visit itself, the regulatory notifications that must follow, and the administrative handoff that formally ends the site's active participation in the study. These are the final acts. They deserve the same precision you brought to the first.