Section XVIII · Optical, photographic, measuring, medical or surgical instruments

9021.21

Artificial teeth and parts and accessories thereof:

How this code is built
90

Chapter

Optical, photographic, measuring, medical or surgical instruments

21

Heading

The product family within the chapter

21

Subheading

The specific good, identical worldwide

The first six digits are the same in every country that uses the Harmonized System. The United States adds two more for the tariff rate and, often, two more for statistics — which is why the rates below are listed against 8- and 10-digit numbers rather than against this code.

How the schedule reaches this code

  1. 90Optical, photographic, measuring, medical or surgical instruments
  2. 9021Orthopedic appliances, including crutches, surgical belts and trusses; splints and other fracture appliances; artificial parts of the body; hearing aids and other appliances which are worn or carried, or implanted in the body, to compensate for a defect or disability; parts and accessories thereof:
  3. Artificial teeth and dental fittings, and parts and accessories thereof:
  4. Artificial teeth and parts and accessories thereof:

Published US duty rates

Duty is set at the 8- or 10-digit line, not at this 6-digit subheading, so more than one rate can sit under this code.

  • 9021.21.40.00Of plasticsNo.
    General
    Free
    Special (FTA)
    —

    No preferential rate published.

    Column 2
    20%

    Countries without normal trade relations.

  • 9021.21.80.00OtherNo.
    General
    Free
    Special (FTA)
    —

    No preferential rate published.

    Column 2
    70%

    Countries without normal trade relations.

This is the listed rate. Antidumping and countervailing duty orders, Chapter 99 actions and preference qualification all change what is actually collected, and classification is a judgement about your goods. Verify with your licensed customs broker before you file.

Other subheadings in heading 9021

Source: U.S. International Trade Commission (USITC) — 2026 HTS Revision 12, released 2026-07-21, published at hts.usitc.gov. A U.S. Government work in the public domain.