Notice – Department of National Defence Extends Arctic Over the Horizon Commenting Period

The Department of National Defence (DND) has extended the Arctic Over the Horizon (A-OTHR) public consultation period to October 15, 2025.

To share your feedback, visit: 

https://www.canada.ca/en/department-national-defence/services/operations/allies-partners/norad/aothr.html 

For more information, please contact: 

Media Relations Office
Department of National Defence
Phone: 613-904-3333
Email: mlo-blm@forces.gc.ca