Cancellation of an assignment or an allotment. When an assignment or an allotment in the Plans is cancelled either under § 4.1.1 d) or § 4.1.5.4, the Bureau shall publish this information in a Special Section of the BR IFIC. In the case of the cancellation of an allotment, the Bureau shall cancel all assignments stemming from this allotment from the digital Plan and from the MIFR after having informed the administration.