What is HS code 381900 used for?
Use this as a comparison hint, then confirm the final decision with legal notes and country-specific rules.
HS-6 · Subheading
Hydraulic fluids; for brakes and other prepared liquids for hydraulic transmission, not containing or containing less than 70% by weight of petroleum oils or oils obtained from bituminous minerals
Heading 3819 — Hydraulic brake fluids and other prepared liquids for hydraulic transmission, not containing or containing less than 70% by weight of petroleum oils or oils obtained from bituminous minerals
Chapter 38: Miscellaneous chemical products
Use HS-6 381900 when importing or exporting hydraulic fluids specifically designed for brake systems and other hydraulic applications. For example, if you’re shipping a container of brake fluid that contains less than 70% petroleum oils, this code is applicable.
This code covers prepared liquids for hydraulic transmission that do not contain significant amounts of petroleum oils. In contrast, HS-6 3818 includes hydraulic fluids that may contain higher levels of petroleum oils, which could affect your classification decision.
When considering HS-6 381900, think about the specific formulation of your hydraulic fluid. If it’s a synthetic brake fluid or a similar product that meets the criteria of containing less than 70% petroleum oils, this is the right classification.
Be aware that other related codes, such as HS-6 3820, cover different types of chemical preparations not specifically related to hydraulic applications. Ensure you select the correct code based on the intended use and composition of your product.
Useful terms traders and brokers use for this HS-6 subheading.
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Drawn from the official tariff wording for this HS-6 subheading. Always confirm against your published schedule and legal notes.
Frequent classification questions with short practical guidance.
Use this as a comparison hint, then confirm the final decision with legal notes and country-specific rules.
Write down material, use, and product form first, then compare nearby lines before you lock the code.
Use this as a comparison hint, then confirm the final decision with legal notes and country-specific rules.
Use this as a comparison hint, then confirm the final decision with legal notes and country-specific rules.
Use this as a comparison hint, then confirm the final decision with legal notes and country-specific rules.
Use this as a comparison hint, then confirm the final decision with legal notes and country-specific rules.
Use this as a comparison hint, then confirm the final decision with legal notes and country-specific rules.
Use this as a comparison hint, then confirm the final decision with legal notes and country-specific rules.
Common real-world topics that come up during code comparison.
Use this topic to narrow your shortlist, then validate the final code against legal wording.
Use this topic to narrow your shortlist, then validate the final code against legal wording.
Use this as a checklist topic, then confirm legal requirements with your broker or customs advisor.
Check the exact product specs and destination-country tariff notes before finalizing the code.
Compare adjacent HS lines and pick the one that matches material, function, and product form most closely.
Use this topic to narrow your shortlist, then validate the final code against legal wording.
Check the exact product specs and destination-country tariff notes before finalizing the code.
Use this topic to narrow your shortlist, then validate the final code against legal wording.
For orientation only—the binding text is your national tariff and the WCO nomenclature your country uses.
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