Navigation: Exchange of Notes between the Government of Canada and the Government of the United States of America constituting an Agreement extending the Agreement between the Government of Canada and the Government of the United States of America Providing for Coordination of the Icebreaking Activities of Canada and the United States on the Great Lakes, done at Ottawa on December 5, 1980, as amended - 1998 (English, French, PDF)

View metadata and access the original English/French PDF file: Navigation: Exchange of Notes between the Government of Canada and the Government of the United States of America constituting an Agreement extending the Agreement between the Government of Canada and the Government of the United States of America Providing for Coordination of the Icebreaking Activities of Canada and the United States on the Great Lakes, done at Ottawa on December 5, 1980, as amended - 1998.

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2026-03-06

Archived and Outdated Information: This publication is out of date and should be referenced for research or recordkeeping purposes only. It is not subject to the Government of Canada Web Standards and has not been altered or updated since it was archived. You can request an alternate version of our publications by email at Accessibilite-accessibility@international.gc.ca or telephone at 1-800-267-8376. This category includes exchanges of notes between Canada and the United States concerning the coordination of icebreaking operations on the Great Lakes. The documents address extensions and amendments to earlier bilateral agreements designed to ensure safe winter navigation, maintain shipping routes, and support joint operational planning. These instruments facilitate cooperative icebreaking activities that protect maritime transportation and promote efficient cross‑border navigation during winter conditions.

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