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HS code reference

HS Code for Machinery: 8421.32

Machinery; catalytic converters or particulate filters, whether or not combined, for purifying or filtering exhaust gases from internal combustion engines

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8421.32

Use case

Pre-quote review

Next step

Calculate duty

Estimates are for planning only. Confirm final classification and rates with a licensed customs broker or the relevant customs authority.

Review Notes

Classification boundary

Review material, use, construction, and accessories

Quote workflow

Estimate first, then confirm with official tariff or broker

Is 8421.32 always the HS code for Machinery?

Machinery can be reviewed from 8421.32, but the final code depends on full product details, material, use, and destination tariff rules.

How do I estimate US import cost with this code?

Use the tariff calculator with origin, customs value, freight, and insurance to estimate landed cost.

Is this a binding classification opinion?

No. This page is for pre-quote planning and does not replace customs rulings, official tariff data, or licensed broker advice.

Related HS code pages

8421.11

Centrifuges

Centrifuges; cream separators

8421.12

Centrifuges

Centrifuges; clothes-dryers

8421.19

Centrifuges

Centrifuges; n.e.c. in heading no. 8421, including centrifugal dryers (but not clothes-dryers)

8421.21

Water filter

Filtering or purifying machinery and apparatus for water.