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HS-6 · Subheading

321410

Mastics; painters' fillings

Heading 3214Glaziers' putty, grafting putty, resin cements, caulking compounds and other mastics; painters' fillings; non-refractory surfacing preparations for facades, indoor walls, floors, ceilings or the like

Chapter 32: Tanning or dyeing extracts

Plain-language overview

Use HS-6 321410 when importing or exporting mastics and painters' fillings, such as glaziers' putty used for sealing glass in windows. This code specifically covers products that are applied as a paste or adhesive to fill gaps or provide a surface finish.

This HS-6 line is distinct from HS-6 321411, which includes putties specifically designed for use in glazing applications. While both codes fall under the same heading, 321410 encompasses a broader range of filling and sealing compounds, including those used in construction and renovation.

When dealing with products like caulking compounds or resin cements, 321410 is the appropriate classification. These materials are often used in building projects to seal joints or cracks, ensuring a watertight and airtight finish.

If you're unsure whether your product fits under 321410, consider its primary use. For instance, painter's fillings that are used to smooth surfaces before painting or to fill in imperfections would be classified here, while specialized adhesives might fall under different codes.

Keywords & topics

Useful terms traders and brokers use for this HS-6 subheading.

mastics · painters' fillings · glaziers' putty · caulking compounds · resin cements · construction adhesives · filling compounds · surface preparation · joint sealants · waterproofing materials · adhesives for tiles · repair putty · flexible sealants · interior wall fillers

Examples

Drawn from the official tariff wording for this HS-6 subheading. Always confirm against your published schedule and legal notes.

  • Glaziers' putty for window installation
  • Caulking compounds for sealing bathroom fixtures
  • Mastic adhesives used in tile installation
  • Painter's filling compound for drywall repairs
  • Resin cements for bonding materials in construction
  • Non-refractory surfacing preparation for indoor walls
  • Flexible sealants used in automotive applications
  • Putty used for repairing furniture surfaces

Common questions

Frequent classification questions with short practical guidance.

What is HS code 321410 used for?

Use this as a comparison hint, then confirm the final decision with legal notes and country-specific rules.

How to classify painters' fillings?

Write down material, use, and product form first, then compare nearby lines before you lock the code.

Is glaziers' putty under HS 321410?

Use this as a comparison hint, then confirm the final decision with legal notes and country-specific rules.

What products fall under HS-6 321410?

Use this as a comparison hint, then confirm the final decision with legal notes and country-specific rules.

Differences between HS 321410 and 321411?

Use this as a comparison hint, then confirm the final decision with legal notes and country-specific rules.

What are the applications of mastics?

Use this as a comparison hint, then confirm the final decision with legal notes and country-specific rules.

How to import caulking compounds?

Use this as a comparison hint, then confirm the final decision with legal notes and country-specific rules.

What are resin cements classified as?

Use this as a comparison hint, then confirm the final decision with legal notes and country-specific rules.

Related topics

Common real-world topics that come up during code comparison.

How to determine if my product is HS code 321410

Use this topic to narrow your shortlist, then validate the final code against legal wording.

Examples of products classified under HS 321410

Use this topic to narrow your shortlist, then validate the final code against legal wording.

What types of mastics are included in HS 321410?

Use this topic to narrow your shortlist, then validate the final code against legal wording.

Guidelines for classifying painters' fillings

Use this topic to narrow your shortlist, then validate the final code against legal wording.

Can I use HS 321410 for construction adhesives?

Use this topic to narrow your shortlist, then validate the final code against legal wording.

Understanding the differences in HS codes for putties

Compare adjacent HS lines and pick the one that matches material, function, and product form most closely.

What is the best HS code for glaziers' putty?

Use this topic to narrow your shortlist, then validate the final code against legal wording.

How to classify caulking compounds for import?

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 products are classified under HS-6 321410?
HS-6 321410 covers mastics and painters' fillings, including glaziers' putty, caulking compounds, and resin cements used for sealing and filling gaps in construction.
How do I know if my product is a painter's filling or a mastic?
If your product is primarily used to fill gaps or smooth surfaces before painting, it is likely a painter's filling. If it's used as an adhesive or sealant, it may be classified as a mastic.
Can I use HS-6 321410 for products used in automotive applications?
Yes, if the product is a flexible sealant or mastic used for sealing joints or gaps in vehicles, it can be classified under HS-6 321410.
What is the difference between HS-6 321410 and HS-6 321411?
HS-6 321410 includes a broader range of mastics and fillers, while HS-6 321411 specifically covers putties designed for glazing applications.
Are there specific packaging requirements for importing HS-6 321410 products?
Yes, ensure that products are properly labeled and packaged according to regulations, including safety data sheets if applicable.
What documentation do I need for importing caulking compounds?
You will typically need a commercial invoice, packing list, and any relevant safety data sheets to comply with customs regulations.
Is there a specific duty rate for HS-6 321410?
Duty rates can vary by country, so check with your local customs authority for the specific rates applicable to HS-6 321410.
How can I ensure correct classification of my product?
Consult with a customs broker or use official tariff classification resources to verify that your product fits the description of HS-6 321410.

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