Begin of the insertion**As** anEnd of the insertion Begin of the deletion TheEnd of the deletion OpenProject user Begin of the insertion/ project planner
**I want**End of the insertion Begin of the deletion wants to make areEnd of the deletion that Begin of the insertionclosed work packagesEnd of the insertion Begin of the deletion for example timeEnd of the deletion cannot be Begin of the insertioneditedEnd of the insertion Begin of the deletion loggedEnd of the deletion anymore Begin of the insertion
**so** that I can closeEnd of the insertion Begin of the deletion onceEnd of the deletion the Begin of the insertionticket on our side and bill my client.End of the insertion Begin of the deletion work package is closed.End of the deletion

The use case is the following: once the work package gets closed, the user invoices the client with all time logged on the work package. If by mistake someone logs time after the work package got closed, you cannot bill the client anymore. Begin of the insertion

**Acceptance criteria**

* time cannot be logged anymore once a work package is closedEnd of the insertion