Send submissions to:
Mailing Address To contact DFS personnel on an URGENT flight safety issue, please call an investigator who is available 24 hours a day at 1-888-927-6337 (WARN-DFS).
Directorate of Flight Safety
60 Moodie Drive
Carling Campus CFB O-G
Building 7N.2.C19.02
Ottawa, Ontario, Canada K2H 8G1