MILITARY FACILITIES PROTECTION IN THE HARBOUR OF BREST - AIP SUP 
057/20 :
SUBJECT : CREATION OF A TEMPORARY RESTRICTED AREA AND CHANGE IN USE 
CONDITIONS OF AIRSPACE AND AERODROMES.
THIS AREA CAN BE ACTIVATED BY NOTAM.
THIS AIP SUP IS AVBL AT WWW.SIA.AVIATION-CIVILE.GOUV.FR