Lumber products are seen at Ideal Roofing in Ottawa on Tuesday, Aug. 25, 2026. (Justin Tang/The Canadian Press via AP)

A worker operates a forklift in front of steel coils at the manufacturing plant of Ideal Roofing in Ottawa on Tuesday, Aug. 25, 2026. (Justin Tang/The Canadian Press via AP)

Minister of Finance and National Revenue Francois-Philippe Champagne speaks at a news conference on Canada's response to U.S. tariffs, at a roofing company in Ottawa, on Tuesday, Aug. 25, 2026. (Justin Tang/The Canadian Press via AP)

FILE - The oil tanker Palanca Rio passes by Cape Elizabeth, Maine, on April 2, 2025, after a two-day voyage from St. John, New Brunswick, Canada. (AP Photo/Robert F. Bukaty, File)

FILE - Workers prepare extruded aluminum product for packaging at Magna Aluminum Profile's fully electric powered extrusion facility in Salaberry-de-Valleyfield, Quebec, Canada, on Sept. 3, 2025. (Christopher Katsarov/The Canadian Press via AP, File)

Wuxly CEO James Yurichuk and garment factory owner Aaron Ly inspect military helmet covers on July 20, 2026, in North York, Ontario. (AP Photo/Kelvin Chan) CORRECTION: Family name corrected to Ly, instead of Lyand.

Volatus Aerospace workers prepare a heavy lift drone for testing on July 13, 2026, in Kleinburg, Ontario. (AP Photo/Kelvin Chan)

Wuxly CEO James Yurichuk and garment factory owner Aaron Ly inspect military helmet covers on July 20, 2026, in North York, Ontario. (AP Photo/Kelvin Chan) CORRECTION: Family name corrected to Ly, instead of Lyand.