HTS 4406.91.00Railway or tramway sleepers (cross-ties) of wood:Other: Coniferous

What that translates to:Impregnated or treated coniferous wooden railway sleepers

Also written 44069100 or 4406.91.0000. Rates as CBP is collecting them today. Updated Oct 1, 2026.

Country of origin

Impregnated or treated coniferous wooden railway sleepers (HTS 4406.91.00) from China owe 35% in total duties as of Oct 1, 2026: no regular duty plus a 10% wood products tariff (Section 232) and a 25% China tariff (Section 301).

Total duty rate35%That's $3,500 on a $10,000 shipment.

Wood products tariffSection 232, since Oct 14, 202510%

China tariffSection 301, since May 10, 201925%

Regular dutyBase rate (MFN) in the tariff scheduleFree

Total duty35%

No forced-labor tariff here: products covered by the wood products tariff (HTS 9903.76.01) are exempt from it.

Sources: USITC Harmonized Tariff Schedule, Revision 20 (2026); Proclamation 10976 of Sep 29, 2025, Adjusting Imports of Timber, Lumber, and Their Derivative Products Into the United States, 90 FR 48127, Oct 6, 2025; HTS 9903.76.01; USTR, Notice of Modification of Section 301 Action (List 3 raised to 25% from May 10, 2019), 84 FR 20459, May 9, 2019; HTS 9903.88.03.

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Official description

Railway or tramway sleepers (cross-ties) of wood: Other: Coniferous

Legal text from the Harmonized Tariff Schedule, Revision 20 (2026), chapter 44: Wood and articles of wood; wood charcoal.

Statistical lines

The 10-digit numbers used on entry paperwork. They share this code's duty rates.

4406.91.0000 (4406910000)Coniferous · reported in m3, No.

What changed for this code

Jul 24, 2026Forced-labor tariffs start on imports from 60 economies (Section 301)
Jul 22, 202625% Section 301 tariff on products of Brazil starts
May 1, 2026Taiwan's auto parts and some wood products get a 15% Section 232 rate
Jan 1, 2026Section 301 tariff on Nicaragua starts at 0%, set to rise to 10% in 2027 and 15% in 2028

Questions about HTS 4406.91.00

What is the duty rate for HTS 4406.91.00?

The regular (column 1 general) rate printed in the tariff schedule is Free. Goods from China owe 35% in total as of Oct 1, 2026, including any additional tariffs. Additional tariffs depend on the country of origin; choose one above to see its full rate.

Is HTS 4406.91.00 subject to Section 301 tariffs?

Yes, for goods from 2 countries and territories as of Oct 1, 2026: China, Nicaragua. Choose a country above to see the rate and any exemptions.

Is HTS 4406.91.00 subject to Section 232 tariffs?

Yes, for goods from 238 countries and territories as of Oct 1, 2026, including Afghanistan, Åland Islands, Albania, Algeria, Andorra. Choose a country above to see the rate and any exemptions.

HTSLookup shows the duties CBP collects on this code by country of origin. Antidumping or countervailing duties may also apply to some exporters; they're set per company and aren't shown.