What is HS code 830790 used for?
Use this as a comparison hint, then confirm the final decision with legal notes and country-specific rules.
HS-6 · Subheading
830790
Tubing; flexible, with or without fittings of base metal, other than those of iron or steel
Heading 8307 — Tubing; flexible, with or without fittings, of base metal
Chapter 83: Miscellaneous articles of base metal
Plain-language overview
Use HS-6 830790 when importing or exporting flexible tubing made of base metal, excluding iron or steel. This could include items like copper or aluminum tubing used in plumbing or automotive applications.
This code specifically covers flexible tubing that is not made of iron or steel, which distinguishes it from HS-6 8307XX, which includes those materials. For example, if you have flexible brass tubing for gas lines, you would classify it under 830790.
When classifying products, ensure that the tubing is indeed flexible and made from the specified base metals. Rigid tubing or those made from iron or steel should be classified under different codes.
Common uses for products under this code include air conditioning systems, refrigeration lines, and various plumbing applications. If you're unsure about the material or flexibility of your product, consult with a customs broker.
Keywords & topics
Useful terms traders and brokers use for this HS-6 subheading.
flexible tubing base metal · copper flexible tubing · aluminum tubing classification · brass tubing for gas · HVAC tubing · plumbing flexible hoses · automotive fuel lines · medical equipment tubing · refrigeration tubing · industrial flexible hoses · tubing not iron steel · customs classification tubing
Examples
Drawn from the official tariff wording for this HS-6 subheading. Always confirm against your published schedule and legal notes.
- Flexible copper tubing for HVAC systems
- Aluminum tubing used in automotive fuel lines
- Brass tubing for gas connections
- Flexible tubing for medical equipment
- Copper tubing for refrigeration applications
- Aluminum flexible hoses for industrial machinery
- Brass connectors for flexible tubing systems
- Flexible tubing used in plumbing fixtures
Common questions
Frequent classification questions with short practical guidance.
How to classify flexible tubing of base metal?
Write down material, use, and product form first, then compare nearby lines before you lock the code.
Is copper tubing classified under HS 830790?
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What materials are excluded from HS 830790?
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How do I determine if tubing is flexible?
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Can I use HS 830790 for aluminum tubing?
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What products fall under HS code 830790?
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Do I need a customs broker for HS 830790?
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Related topics
Common real-world topics that come up during code comparison.
examples of products under HS 830790
Use this topic to narrow your shortlist, then validate the final code against legal wording.
how to classify flexible tubing for customs
Check the exact product specs and destination-country tariff notes before finalizing the code.
difference between HS 830790 and HS 8307XX
Compare adjacent HS lines and pick the one that matches material, function, and product form most closely.
flexible tubing applications in plumbing and HVAC
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what materials are considered base metals for HS 830790
Use this topic to narrow your shortlist, then validate the final code against legal wording.
guidelines for importing flexible tubing of base metal
Check the exact product specs and destination-country tariff notes before finalizing the code.
how to identify flexible tubing for classification
Use this topic to narrow your shortlist, then validate the final code against legal wording.
customs rulings for HS 830790 products
Check the exact product specs and destination-country tariff notes before finalizing the code.
Questions & answers
For orientation only—the binding text is your national tariff and the WCO nomenclature your country uses.
- What types of tubing are classified under HS 830790?
- HS-6 830790 covers flexible tubing made of base metals like copper, aluminum, and brass, excluding iron or steel.
- Can I classify rigid tubing under HS 830790?
- No, HS-6 830790 is specifically for flexible tubing. Rigid tubing should be classified under different codes.
- Is there a specific thickness requirement for tubing under HS 830790?
- There is no specific thickness requirement, but the tubing must be flexible and made of the specified base metals.
- What should I do if I'm unsure about the material of my tubing?
- If you're unsure, consult with a customs broker or refer to material specifications to confirm the correct classification.
- Are there any special import duties for HS 830790?
- Import duties can vary by country and product. Check with your local customs authority for specific rates related to HS 830790.
- How can I ensure compliance when importing flexible tubing?
- Ensure that your product meets the definition of flexible tubing and is made from the correct base metals. Documentation may be required.
- What is the difference between HS 830790 and HS 8307XX?
- HS-6 830790 covers flexible tubing made of base metals other than iron or steel, while HS 8307XX includes those materials.
- Can I use HS 830790 for flexible tubing used in medical devices?
- Yes, as long as the tubing is made of the specified base metals and is flexible, it can be classified under HS 830790.
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