House
CN β US| HS Code | Tariff Rate | Origin | Destination | Doc |
|---|---|---|---|---|
| 9406000000 | 0.0% | CN | US | Official Doc |
| 7308909590 | 85.0% | CN | US | Official Doc |
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AI Analysis
π Prefabricated Buildings & Steel Structures (The "House" Classification Dilemma)
π HS Code Reference & Customs Clearance Guide | 2026 Latest Tariff Analysis | Professional Clearance Strategy
π I. Product Definition & Classification: What Exactly Are You Shipping?
In international trade, the term "House" is a generic consumer term that covers two distinct legal and technical categories in the Harmonized System (HS):
-
Prefabricated Buildings (Heading 9406):
Complete or kit-built structures (houses, sheds, cabins) that are ready for immediate use. These may include fitted windows, doors, insulation, and internal framing. They are classified by their function as "buildings." -
Structures of Iron or Steel (Heading 7308):
Structural components like bridges, towers, roofs, latticed masts, and parts of structures (columns, beams, panels) made of steel. These are not finished houses but rather the skeletal framework or specific structural elements intended for assembly.
β οΈ Key Distinction:
- If the item is a complete or kit home (ready to occupy or assemble into a habitable unit) β Heading 9406
- If the item is structural steelwork (beams, columns, roof frames, walls not fitted as a house) β Heading 7308
- Note: A "steel house" can fall under either, depending on whether it is shipped as a "prefabricated building" (9406) or as "parts of structures" (7308).
π¦ II. HS Code Classification Details (2026 Latest Tariff Authority Match)
Based on the provided data, here are the two possible classifications for "House" and their corresponding tax implications.
| HS Code | Product Description | Application Scenario | Tax Status |
|---|---|---|---|
9406.00.00.00 |
Prefabricated buildings, including prefabricated houses, of any material, whether or not fitted with windows or doors. | Complete prefab homes, tiny homes, site-built kits, garden offices, modular homes. | β Failed to retrieve tax information |
7308.90.95.90 |
Structures (excluding prefabricated buildings of heading 9406) and parts of structures (e.g., bridges, towers, roofs, doors, frames, pillars, columns) of iron or steel; plates, rods, angles, etc., prepared for use in structures. | Steel frames, structural beams, steel wall panels (unfitted), steel roofs, scaffolding components. | β Total Tax: 75.0% |
π Critical Alert:
- HS 9406.00.00.00: Tax data is unavailable. You MUST verify current duty rates with a customs broker before shipping. Assuming 0% is risky.
- HS 7308.90.95.90: Carries a heavy tax burden of 75% due to multipleε ε (stacked) tariffs. This classification is typically used for structural steel components, not finished houses. Misclassifying a house as "steel structure" could lead to severe underpayment penalties if reversed, or overpayment if you pay 75% on a house that should be lower.
π° III. 2026 Latest Tariff Rate Detailed Breakdown
β Applicable Country: United States (US)
β Origin: China (CN) (Inferred from tax description "Steel, Aluminum, Copper Products Additional Tariff")
β Effective Time: Current as of 2026 Trade Policies
π― 1. 9406.00.00.00 ββ Prefabricated Buildings (Houses)
| Item | Content |
|---|---|
| Description | Prefabricated buildings, including prefabricated houses, of any material, whether or not fitted with windows or doors |
| Tax Detail | Failed to retrieve tax information |
| Total Tax | Error / Unknown |
| Action Required | π¨ HIGH RISK: Do not assume 0%. This requires immediate verification via CBP (Customs and Border Protection) or a licensed customs broker. The rate could be standard (e.g., 0-5%) or subject to Section 301/IEEPA duties if deemed "steel/aluminum products." |
π Explanation:
- The system cannot retrieve the specific tax rate for this code in the current dataset.
- Recommendation: Check USITC Tariff Database or consult a broker. Historically, some prefab homes have low duties, but if constructed significantly with steel, they may be scrutinized under steel/aluminum tariffs.
π― 2. 7308.90.95.90 ββ Other Structures of Iron or Steel
| Item | Content |
|---|---|
| Description | Structures (excluding prefabricated buildings of heading 9406) and parts of structures... of iron or steel; plates, rods, angles, shapes, sections, tubes... prepared for use in structures |
| Base Duty Rate | 0.0% |
| Additional Duty (Trade War) | +25.0% (Section 301 on Chinese goods) |
| Specific Product Tariff | +50.0% (Steel, Aluminum, Copper Products Additional Tariff) |
| Total Tax Rate | 75.0% |
| Tax Calculation | CIF Value Γ 75% |
| De Minimis Exemption | β Not Applicable (High duty rates usually void de minimis benefits for B2B) |
| Legal Basis Path | HTSUS:7308.90.95.90 β USITC Footnote: Steel/Aluminum/Copper β Section 301: 25% |
π Explanation:
- 0% Base: Standard MFN (Most Favored Nation) rate for this subheading is 0%.
- 25% Additional: Standard Section 301 tariff on Chinese-origin goods.
- 50% Additional: Specific retaliatory tariff on Steel, Aluminum, and Copper products from China.
- Total 75%: This is an extremely high tariff. It is crucial to ensure you are not importing a finished house under this code if it qualifies as "prefabricated building" (9406), unless the cost savings from 9406 (if any) outweigh the risk of audit. Conversely, if you are importing only steel frames, you must pay this 75%.
π οΈ IV. Customs Clearance Practical Advice (Pitfall Avoidance Guide)
β 1. Documentation Checklist (Non-Negotiable)
| Document | Required | Purpose |
|---|---|---|
| β Detailed Product Description | βοΈ | Must specify: "Prefabricated House" OR "Steel Structural Components". Do NOT use vague terms like "Building Kit." |
| β Construction Materials List | βοΈ | Breakdown of materials (wood, steel, concrete) to determine if it falls under 9406 (any material) or 7308 (iron/steel parts). |
| β Assembly Instructions / Blueprints | βοΈ | To prove if it is a "finished structure" (9406) or "parts" (7308). |
| β Commercial Invoice | βοΈ | Clearly state HS Code and duty responsibility (DDP/DAP). |
| β Country of Origin Certificate | βοΈ | Critical for determining if the 75% tariffs apply (i.e., is it China-origin?). |
| β Photos of Product | βοΈ | Show finished state vs. component state. |
β 2. Classification Strategy (Key Rules)
π₯ "Finished House vs. Steel Parts: Choose Wisely!"
| Scenario | Correct HS Code | Duty Rate | Why? |
|---|---|---|---|
| Complete Prefab Home (with walls, roof, windows, fitted) | 9406.00.00.00 |
Unknown (Verify!) | Classified as a "prefabricated building" regardless of material. Excluded from 7308 by definition. |
| Steel House Kit (shipped as flat-packed panels, frames, beams) | 9406.00.00.00 |
Unknown (Verify!) | Even if made of steel, if it is a "prefabricated house," it goes to 9406. Avoid 7308 unless it's clearly not a house. |
| Pure Steel Structural Parts (beams, columns, roof trusses NOT for a house) | 7308.90.95.90 |
75% | These are "parts of structures" but not "prefabricated buildings." Subject to Steel/Aluminum tariffs. |
| Steel Garage/Shed (non-habitable, simple structure) | 9406.00.00.00 |
Unknown (Verify!) | Likely still 9406 if considered a "building." |
β οΈ Warning:
- Do NOT classify a prefabricated house under7308to try to game the system. If CBP determines it is a "prefabricated building," they will reclassify it to 9406, but you may face penalties for misdeclaration if you underpaid (though in this case, 75% is higher, so you might be overpaying, which is less risky but costly).
- Conversely, if you classify a steel structure under 9406 to avoid 75%, and it is deemed "not a house," you will face huge back duties + penalties.
β 3. Special Considerations
| Situation | Recommendation |
|---|---|
| Mixed Materials (Wood frame with steel connectors) | Likely 9406.00.00.00 (Prefabricated Building). Steel content may trigger additional scrutiny but usually remains under 9406. |
| Only Steel Frame (No walls, roof, or fittings) | 7308.90.95.90. Prepare for 75% duty. Consider sourcing from non-China origins if possible to avoid Section 301/Steel tariffs. |
| Tiny Homes / ADUs (Accessory Dwelling Units) | 9406.00.00.00. Treat as prefabricated buildings. Verify tax rate urgently. |
| Ships or Floating Houses | Not covered here. Different HS codes apply. |
π V. Global Market Comparison (2026 Outlook)
| Country/Region | Recommended HS Code | Est. Duty (China Origin) | Notes |
|---|---|---|---|
| πΊπΈ USA | 9406.00.00.00 |
Verify | Avoid 7308 (75%) unless strictly structural parts. |
| πͺπΊ EU | 9406.00 |
~0-5% | Generally lower duties for prefab buildings. |
| π¨π³ China | 9406.00 |
0-5% | Import duties for prefab buildings may be low. |
| π¬π§ UK | 9406.00 |
0% | Post-Brexit tariffs may vary; check UK TARIC. |
π Conclusion:
- USA is the highest risk jurisdiction due to the 75% tariff on steel structures and uncertainty on prefab houses.
- Do not assume prefabricated houses are duty-free. Verify9406.00.00.00rates immediately.
- Steel components are heavily taxed. Minimize steel content if possible, or source from non-target countries.
π VI. Common Mistakes & Pitfall Guide (Lessons Learned)
β Mistake 1: Classifying a complete prefab house as 7308.90.95.90
π Result: Overpaying 75% duty when the actual rate might be lower (or unknown but likely <75%).
π Fix: Use 9406.00.00.00.
β Mistake 2: Classifying steel beams as 9406.00.00.00 to avoid steel tariffs
π Result: Underpayment penalties, fines, and shipment delays if CBP reclassifies as 7308 and demands 75%.
π Fix: Be honest. If it's structural steel parts, use 7308.
β Mistake 3: Assuming "Prefabricated Building" means 0% Duty
π Result: Surprise bill at customs.
π Fix: The data says "Failed to retrieve tax information." Assume it is NOT 0% until proven otherwise.
β Mistake 4: Ignoring Steel Content in Prefab Houses
π Result: Increased scrutiny.
π Fix: Declare material breakdown. If it's "wood frame with steel connectors," it's still likely 9406, but be prepared to explain.
π― VII. Conclusion: Precision in Classification Saves Millions
π― Remember the Mantra:
πΉ "House = 9406 (Verify Tax!)"
πΉ "Steel Parts = 7308 (75% Tax!)"
πΉ "Don't Mix Them!"
πΉ "Verify 9406 Tax Immediately!"
π Pro Tip:
If you are importing prefabricated houses, submit a Binding Ruling Request to US Customs (CBP) to get an official determination on the duty rate for 9406.00.00.00. This protects you from future audits and ensures accurate budgeting.
π£ Take Action Now:
π Contact a Customs Broker: Ask for current duty rate for
9406.00.00.00.
π¦ Review Product Specs: Is it a "house" or "steel parts"?
π Prepare Documentation: Blueprints, material lists, photos.
β¨ Professional Clearance Starts with Accurate Classification!
πΌ Your Bottom Line Depends on This 4-Digit HS Code!
Customer Reviews
About HS Code Classification
The Harmonized System (HS) is an internationally standardized nomenclature developed by the World Customs Organization (WCO) to classify traded products. Over 200 countries use the HS system as the basis for customs tariffs, trade statistics, and import/export regulations.
Each HS code follows a hierarchical structure:
- Chapter (2 digits) β Broad category of goods (e.g., Chapter 84: Machinery and Mechanical Appliances)
- Heading (4 digits) β More specific grouping within the chapter
- Subheading (6 digits) β Internationally standardized breakdown, used by all WCO member countries
- National subdivisions (8-10 digits) β Country-specific extensions for further classification, such as US HTSUS 10-digit codes
Correct HS code classification is essential for smooth customs clearance, accurate duty payment, and compliance with trade regulations. Misclassification can lead to customs delays, overpayment of duties, or penalties.
When importing from CN to US, the applicable tariff rates may include:
- Most-Favored-Nation (MFN) rate β The standard duty rate applied to WTO members
- General rate β Applied to countries without trade agreements
- Trade remedy duties β Additional tariffs such as Section 301 (anti-dumping), Section 232 (national security), or countervailing duties
The information provided on this page is for reference purposes only. For official classification, please consult with your local customs authority or a licensed customs broker.