Chapter 84: Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof

HTS heading 8437: Machines for cleaning, sorting or grading seed, grain or dried leguminous vegetables, and parts thereof; machinery used in the milling indu…

8 numbered lines under heading 8437, including 5 10-digit statistical lines. The first six digits are the international HS subheading; the general column is the normal US duty rate.

HTS heading 8437
HTS codeDescriptionUnitGeneralSpecialColumn 2
8437Machines for cleaning, sorting or grading seed, grain or dried leguminous vegetables, and parts thereof; machinery used in the milling industry or for the working of cereals or dried leguminous vegetables, other than farm type machinery; parts thereof:
8437.10.00.00Machines for cleaning, sorting or grading seed, grain or dried leguminous vegetablesNo.Free35%
8437.80.00Other machineryFree35%
8437.80.00.10Flour mill and grain mill machinesNo.
8437.80.00.90OtherNo.
8437.90.00PartsFree35%
8437.90.00.10Of flour mill or grain mill machinesNo.
8437.90.00.90OtherNo.

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.

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.