Chapter 44: Wood and articles of wood; wood charcoal

HTS heading 4418: Builders' joinery and carpentry of wood, including cellular wood panels and assembled flooring panels; shingles and shakes

58 numbered lines under heading 4418, including 45 10-digit statistical lines. The first six digits are the international HS subheading; the general column is the normal US duty rate.

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HTS heading 4418
HTS code	Description	Unit	General	Special	Column 2
4418	Builders' joinery and carpentry of wood, including cellular wood panels and assembled flooring panels; shingles and shakes:
	Windows, French-windows and their frames:
4418.11.00.00	Of tropical wood	No.	3.2%	Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	33 1/3%
4418.19.00.00	Other	No.	3.2%	Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	33 1/3%
	Doors and their frames and thresholds:
4418.21	Of tropical wood:
4418.21.40.00	French doors	No.	4.8%	Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	33 1/3%
4418.21.80	OtherNote: See 9903.90.08.		4.8%	Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	33 1/3%
4418.21.80.30	Flush doors	No.
4418.21.80.60	Other	No.
4418.29	Other:
4418.29.40.00	French doors	No.	4.8%	Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	33 1/3%
4418.29.80	OtherNote: See 9903.90.08.		4.8%	Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	33 1/3%
4418.29.80.30	Flush doors	No.
4418.29.80.60	Other	No.
4418.30.01.00	Posts and beams other than products of subheadings 4418.81 to 4418.89	kg	3.2%	Free (A*,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	33 1/3%
4418.40.00.00	Formwork (shuttering) for concrete constructional workNote: See 9903.90.08.	kg	3.2%	Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	33 1/3%
4418.50.00	Shingles and shakes		Free		Free
	Shingles:
4418.50.00.10	Of western red cedar	square, kg
4418.50.00.30	Other	square, kg
4418.50.00.50	Other	square, kg
	Assembled flooring panels:
4418.73	Of bamboo or with at least the top layer (wear layer) of bamboo:
	For mosaic floors:
4418.73.10.00	Solid	m2	Free		33 1/3%
	Other:
4418.73.20.00	Having a face ply more than 6 mm in thickness	m2	Free		33 1/3%
4418.73.30.00	Other	m2	8%	Free (A*,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	40%
	Other, multilayer:
4418.73.40.00	Having a face ply more than 6 mm in thickness	m2	3.2%	Free (A*,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	33 1/3%
	Other:
4418.73.60.00	Of unidirectional bamboo	m2	Free		40%
4418.73.70.00	Other	m2	5%	Free (A*,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	40%
4418.73.90.00	Other	m2	3.2%	Free (A*,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	33 1/3%
4418.74	Other, for mosaic floors:
4418.74.10.00	SolidNote: See 9903.90.08.	m2	Free		33 1/3%
	Other:
4418.74.20.00	Having a face ply more than 6 mm in thickness	m2	Free		33 1/3%
4418.74.90.00	Other	m2	8%	Free (A*,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	40%
4418.75	Other, multilayer:
4418.75.40.00	Having a face ply more than 6 mm in thickness	m2	3.2%	Free (A*,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	33 1/3%
4418.75.70.00	Other	m2	5%	Free (A*,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	40%
4418.79.01.00	Other	m2	3.2%	Free (A*,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	33 1/3%
	Engineered structural timber products:
4418.81.00.00	Glue-laminated timber (glulam)Note: See 9903.90.08.	kg	3.2%	Free (A*,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	33 1/3%
4418.82.00.00	Cross-laminated timber (CLT or X-lam)Note: See 9903.90.08.	kg	3.2%	Free (A*,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	33 1/3%
4418.83.00.00	I-beamsNote: See 9903.90.08.	kg	3.2%	Free (A*,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	33 1/3%
4418.89.00.00	OtherNote: See 9903.90.08.	kg	3.2%	Free (A*,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	33 1/3%
	Other:
4418.91	Of bamboo:
4418.91.10.00	Drilled or notched lumber studs	m3	Free		$1.70/m3
4418.91.91	Other		3.2%	Free (A*,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	33 1/3%
4418.91.91.05	Wood flooring	m2, m3
	Other:
4418.91.91.10	Arches, laminated	kg
4418.91.91.20	Roof trusses	kg
4418.91.91.40	Other fabricated structural wood members	kg
4418.91.91.50	Prefabricated partitions and panels for buildings	kg
4418.91.91.95	Other	kg
4418.92.00.00	Cellular wood panelsNote: See 9903.90.08.	kg	3.2%	Free (A*,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	33 1/3%
4418.99	Other:
4418.99.10.00	Drilled or notched lumber studs	m3	Free		$1.70/m3
4418.99.91	OtherNote: See 9903.90.08.		3.2%	Free (A*,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	33 1/3%
4418.99.91.05	Wood flooring	m2, m3
	Other:
4418.99.91.10	Arches, laminated	kg
4418.99.91.20	Roof trusses	kg
4418.99.91.40	Other fabricated structural wood members	kg
4418.99.91.50	Prefabricated partitions and panels for buildings	kg
4418.99.91.95	Other	kg

Statistical (10-digit) lines without a rate use the rate of the 8-digit line above them. Additional duties such as Section 301 and Section 232 may apply; check them with the tariff checker.

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Source: Harmonized Tariff Schedule of the United States, 2026 HTS Revision 20 (effective 2026-09-28), U.S. International Trade Commission (hts.usitc.gov), imported 2026-10-07. Reference only; not legal or customs advice or a binding classification. Additional duties under Chapter 99 may apply. ShipWave is not affiliated with the USITC or U.S. Customs and Border Protection.