US tariff data as of 2026-10-09Tariffs dataset 1.0.0Entry dates 2025-01-01 to 2026-10-09
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Chapter 84 · HTS release 2026HTSRev21

HTS 8466 Parts and accessories suitable for use solely or principally with the machines of headings 8456 to 8465, including work or tool holders, self-opening dieheads, dividing heads and other special attachments for the machines; tool holders for any type of tool for working in the hand

Base rates and the additional US duties for imports from the main origins on entry date 2026-10-09, from the HTS Calculator duty engine.

Base rate (column 1 general)
Free to 8%
Additional duty, main origins
0–37.5%
Statistical lines
36
Entry date shown
2026-10-09 (dataset 1.0.0)

Additional duties for the main origins

Additional duties on 2026-10-09
OriginAdditional dutyMeasures
China37.5%Section 301
Mexico0–10%Section 301
Canada0–10%Section 301
Vietnam12.5%Section 301
Germany2–10%Section 301

Range of the Chapter 99 duties (percent of customs value) across the lines of this heading. A range means the result differs between lines or depends on facts about the goods; an asterisk marks lines whose duty also depends on a specific (per unit) base rate. Other origins (Japan, South Korea, Taiwan, India, United Kingdom and any other country): in the calculator and the API.

Chapter 99 headings on these lines

  • 9903.05.29 Section 301
  • 9903.05.31 Section 301
  • 9903.05.39 Section 301
  • 9903.05.55 Section 301
  • 9903.05.84 Section 301
  • 9903.05.93 Section 301
  • 9903.05.94 Section 301
  • 9903.88.01 Section 301
  • 9903.88.02 Section 301
  • 9903.88.03 Section 301

Every line, every origin, with citations

This page sums heading 8466 up. The duty for one line, origin and date comes from the duty engine:

  • Base rate plus each Chapter 99 line, in percent and in dollars
  • Citations to the Federal Register, CBP and the USITC, with the quoted text
  • The lines considered and not applied, and why
  • Any origin, any entry date from 2025-01-01 to 2026-10-09
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Lines in this heading

The 36 statistical lines of heading 8466

Each code opens the free calculator for that line on 2026-10-09: base rate, every Chapter 99 line with its citations, and the duty in dollars.

  • 8466.10.01.10Tool holders and self-opening dieheads › Tool holders for forming-type or cutting-type dies
  • 8466.10.01.30Tool holders and self-opening dieheads › Holders for replaceable cutting or drill inserts
  • 8466.10.01.75Tool holders and self-opening dieheads › Other
  • 8466.20.10.10… › For machine tools used in cutting gears › Jigs and fixtures
  • 8466.20.10.90… › For machine tools used in cutting gears › Other
  • 8466.20.80.20… › For metalworking machine tools › Jigs and fixtures
  • 8466.20.80.35… › For metalworking machine tools › Other
  • 8466.20.80.40… › Other work holders › Jigs and fixtures
  • 8466.20.80.65… › Other work holders › Other
  • 8466.30.10.00Dividing heads and other special attachments for machines › Dividing heads
  • 8466.30.60.40… › Machines › For woodworking machines
  • 8466.30.60.85… › Machines › Other
  • 8466.30.80.00… › Other special attachments › Other
  • 8466.91.10.00… › For machines of heading 8464 › Cast-iron parts not advanced beyond cleaning, and machined only for the…
  • 8466.91.50.00… › For machines of heading 8464 › Other
  • 8466.92.10.00… › For machines of heading 8465 › Cast-iron parts not advanced beyond cleaning, and machined only for the…
  • 8466.92.50.10… › Other › Of woodworking machines
  • 8466.92.50.90… › Other › Other
  • 8466.93.11.00… › For machines of headings 8456 to 8461 › For water-jet cutting machines
  • 8466.93.15.30… › Cast-iron parts not advanced beyond cleaning, and machined only for the removal of fins, gates, sprues…
  • 8466.93.15.60… › Cast-iron parts not advanced beyond cleaning, and machined only for the removal of fins, gates, sprues…
  • 8466.93.30.00… › Other › Of metalworking machine tools for cutting gears
  • 8466.93.53.40… › Other › Of metalworking machine tools for grinding or finishing gears
  • 8466.93.53.85… › Other › Other
  • 8466.93.60.30… › Cast-iron parts not advanced beyond cleaning, and machined only for the removal of fins, gates, sprues…
  • 8466.93.60.60… › Cast-iron parts not advanced beyond cleaning, and machined only for the removal of fins, gates, sprues…
  • 8466.93.75.00… › Other › Of metalworking machine tools for cutting gears
  • 8466.93.96.00… › Other › Parts and accessories of machine tools of subheadings 8456.11, 8456.12, 8456.30, 8457.10,…
  • 8466.93.98.40… › Other › Of metalworking machine tools for grinding or finishing gears
  • 8466.93.98.85… › Other › Other
  • 8466.94.20.00… › Cast-iron parts not advanced beyond cleaning, and machined only for the removal of fins, gates, sprues…
  • 8466.94.40.00… › Cast-iron parts not advanced beyond cleaning, and machined only for the removal of fins, gates, sprues…
  • 8466.94.65.40… › Bed, base, table, column, cradle, frame, bolster, crown, slide, rod, tailstock and headstock castings,…
  • 8466.94.65.85… › Bed, base, table, column, cradle, frame, bolster, crown, slide, rod, tailstock and headstock castings,…
  • 8466.94.85.40… › Other › Parts of mechanical transfer presses
  • 8466.94.85.85… › Other › Other

Recent changes

Between 2025-10-09 and 2026-10-09: the Chapter 99 headings applied changed for all 5 main origins. Dated changes, with their sources: the change list and the Tariff Change Feed.

Scope

We do not classify goods. These pages show reference rates for HTS codes. Choosing the code for an entry is the importer's responsibility, and entries are filed by the importer of record or a licensed customs broker. Duties shown are calculations from public sources, not legal advice.