HS code 900590 tariff rate

Parts and accessories (including mountings):

HS 900590

Parts and accessories (including mountings):

Current US base rate (structured schedule)

The rate applicable to the article of which it is a part or accessory

Effective date

No dated action in the last 30 days. The base rate above stands until a new action takes effect.

Duty stack summary

  • Base rate (MFN): The rate applicable to the article of which it is a part or accessory on most lines.
  • Additional duties noted: none on these lines in the structured schedule.
  • Recent trade actions: none in the last 30 days of scanned notices touches this category.

Summary

HS 900590 covers parts and accessories (including mountings):. The structured schedule lists a base rate of The rate applicable to the article of which it is a part or accessory on most lines in this category. No trade action in the last 30 days of scanned notices touches this category. Confirm the classification of your specific goods with your broker.

What this rate means for an importer

The schedule lists The rate applicable to the article of which it is a part or accessory on most lines in this category. Match your goods to the closest line in the table below, and confirm the classification with your broker.

The base rate is only the starting point. Extra duties from trade actions sit on top of it and change more often than the base schedule. Before you set a price or sign a purchase order, run the code through the free lookup to see recent actions.

Tariff lines in this category

Showing 3 of 3 lines. Match your goods to the closest line.

LineBase rateGoods
9005.90See scheduleParts and accessories (including mountings):
9005.90.40.00The rate applicable to the article of which it is a part or...Incorporating goods of heading 9001 or 9002
9005.90.80.01The rate applicable to the article of which it is a part or...Other

More in HS chapter 90 (Optical, medical and measuring instruments)

All 101 codes in chapter 90

Nearby codes: 900410 900490 900510 900580 900710 900720 900791

Nearby chapters: Chapter 89 - Chapter 91

HS 900590 questions

What is the US base rate for HS 900590?

On most tariff lines in this category, the structured schedule lists The rate applicable to the article of which it is a part or accessory. The schedule lists The rate applicable to the article of which it is a part or accessory on most lines in this category. Match your goods to the closest line in the table below, and confirm the classification with your broker.

Does the base rate tell the full story for HS 900590?

No. Extra duties from trade actions can sit on top of the base rate and change often. Use the free lookup to see recent actions for this code before you commit to a price.

Where does this rate come from?

The base rate comes from the structured US tariff schedule, read through the Tariff Wire HS lookup. Recent actions come from published Federal Register notices from the last 30 days. Each lookup links its official source.

Can I use this page to classify my goods?

No. This page covers the HS-6 product category. The exact 8 or 10 digit classification of your goods, and what you owe on a specific entry, is work for you and your licensed customs broker.

How do I get an alert if the rate for HS 900590 changes?

Tariff Wire Pro watches this category every day and sends one plain-English alert when a change touches it, with the official source linked. That monitoring is part of the paid plan.

Check the live rate for HS 900590

Schedules change. Run this code through the free lookup to see the current base rate and any recent trade actions.

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General information only, for educational and planning purposes. This is not legal advice and not a customs classification determination for your specific goods or entries. Tariff classification of your products should be confirmed with your licensed customs broker. Rates shown as 'detected' are taken from official notice text and are not confirmed; rates shown as 'confirmed' come from structured HTS data, which updates days to weeks after legal effective dates. Last updated 2026-09-28 from the structured US tariff schedule. Rates change; confirm with your broker before you act.