Tariff Tracker

Active duties on construction materials

14 active tariffs affecting 5 materials

Lumber

4407.11

Coniferous wood (softwood lumber)

General: Free
Special: CVD ~14.54% + AD ~8.59% on Canadian softwood

Canada-origin softwood subject to Softwood Lumber Agreement duties. Rates are approximate and subject to periodic review.

4407.12

Coniferous wood (Douglas fir, other structural)

General: Free
Special: CVD ~14.54% + AD ~8.59% on Canadian softwood

Same Softwood Lumber Agreement duties apply to all Canadian coniferous species.

Last verified: 2026-03-02

Steel

7208

Flat-rolled products of iron/non-alloy steel (hot-rolled)

General: Free
Special: Section 232 tariff: 25%

25% tariff applies to most imported steel under Section 232 national security action. Some product-specific exclusions may be granted.

7213

Bars and rods of iron/non-alloy steel (hot-rolled)

General: Free
Special: Section 232 tariff: 25%

Rebar and structural bars subject to Section 232. Additional AD/CVD duties may apply on certain country origins.

7228

Bars and rods of other alloy steel

General: Free
Special: Section 232 tariff: 25%

Alloy steel bars used in construction subject to Section 232 tariffs.

Last verified: 2026-03-02

Aluminum

7601

Unwrought aluminum (ingots, billets)

General: Free–2.6%
Special: Section 232 tariff: 10%

10% tariff on most imported aluminum under Section 232. Some exclusions available for specific products.

7604

Aluminum bars, rods and profiles (extruded)

General: 5%
Special: Section 232 tariff: 10%

Extruded aluminum profiles for construction framing subject to Section 232. Additional AD/CVD duties on Chinese-origin extrusions.

7606

Aluminum plates, sheets and strip

General: 3–5%
Special: Section 232 tariff: 10%

Aluminum sheet used in roofing, siding, and flashing subject to Section 232.

Last verified: 2026-03-02

Copper

7401

Copper mattes; cement copper (precipitated copper)

General: Free

No significant tariff barriers on raw copper imports. Free under most trade agreements.

7407

Copper bars, rods and profiles

General: 1–3%

Low duty rates; free under USMCA and most FTAs. Used in electrical and plumbing applications.

7411

Copper tubes and pipes

General: 1.5–3%

Copper pipe for plumbing subject to low general rates. Free under USMCA for qualifying goods.

Last verified: 2026-03-02

Electrical

7306.30

Steel electrical conduit (welded, circular cross-section)

General: Free
Special: Section 232 tariff: 25%

Steel-based EMT and rigid conduit subject to Section 232 tariffs on imported steel products.

8544.49

Electrical conductors (insulated wire/cable, for voltage ≤1,000V)

General: 3.5–5%

Building wire (THHN/THWN) and NM cable. Copper conductor prices drive material cost more than tariffs.

8536

Electrical apparatus for switching/protecting circuits (breakers, switches)

General: 2.7–3.9%

Circuit breakers, disconnect switches, and panel boards. Low general tariff rates.

Last verified: 2026-03-02

Tariff data manually verified. Not legal or trade advice.