toilet pipe dredging agent
CN → US| HS编码 | 关税税率 | 原产国 | 目的国 | 文档 |
|---|---|---|---|---|
| 3824999397 | 40.0% | CN | US | 官方文档 |
| 3824999330 | 40.0% | CN | US | 官方文档 |
| 4016996050 | 37.5% | CN | US | 官方文档 |
| 4016990500 | 20.9% | CN | US | 官方文档 |
| 4016996050 | 37.5% | CN | US | 官方文档 |
商品图片
AI分析
🚽 Toilet Pipe Dredging Agent & Tools | Chemical Cleaners & Rubber Plungers
🌐 HS Code Reference & Customs Clearance Guide | 2026 Latest Tariff Analysis | Professional Entry Strategy
📌 I. Product Definition & Classification: What Exactly Are You Shipping?
In international trade, "Toilet Pipe Dredging" products are bifurcated into two distinct categories based on their physical nature and function:
- Chemical Agents (Liquid/Paste/Powder): Substances containing chemical reagents designed to dissolve organic blockages (hair, grease, paper) via chemical reactions (e.g., alkalis, acids, enzymes). These fall under Chapter 38 (Chemical Products).
- Mechanical Tools (Plungers/Snakes): Physical devices made of rubber, plastic, or metal used to create pressure or mechanical force to clear blocks. These fall under Chapter 40 (Rubber Articles) or other appropriate material chapters.
⚠️ Critical Distinction: - If the product is a chemical mixture/reagent intended to dissolve clogs → It is a Chemical Product (HS 38xx). - If the product is a physical tool (e.g., a rubber plunger) → It is a Rubber/Plastic Article (HS 40xx). - Do not mix them in a single declaration if they are functionally distinct; however, if sold as a kit, the principal function usually dictates the classification.
📦 II. HS Code Classification Details (2026 Latest Tariff Alignment)
Based on the provided data, here are the precise classifications for Toilet Dredging products:
| HS Code | Product Description | Key Characteristics | Material/Function |
|---|---|---|---|
3824.99.93.97 |
Toilet Dredging Agent | Chemical reagent defined as a chemical preparation. | Chemical Agents (Dissolves blockages) |
3824.99.93.30 |
Toilet Dredging Agent | Chemical mixture matching characteristics of 3824.99 (Chemical preparations). | Chemical Mixtures (Complex chemical formulation) |
4016.99.60.50 |
Toilet Plunger / Dredger | General-purpose rubber/plastic elastic product for non-vehicle use. | Sulfurized Rubber/Plastic (Physical tool) |
4016.99.05.00 |
Toilet Plunger / Pipe Dredger | Household item made of sulfurized rubber. | Sulfurized Rubber (Household Tool) |
4016.99.60.50 |
Pipe Dredger | General rubber/plastic elastic product for general use. | Rubber/Plastic Elastomer (General Tool) |
🔍 Key Insight: - Chemicals (
3824) generally attract higher duties due to trade restrictions. - Rubber Plungers (4016) have varying duties depending on whether they are classified as "Household" (05.00) or "General/Other" (60.50). The "Household" classification often has a lower base rate.
💰 III. 2026 Latest Tariff Rate Breakdown (Including Additional Taxes & Policy Surcharges)
✅ Applicable Country: United States (US)
✅ Origin: China (CN)
✅ Effective Date: Current tariffs apply for imports from China.
🎯 1. Chemical Dredging Agents (3824.99.93.97 & 3824.99.93.30)
| Item | Detail |
|---|---|
| Base Duty Rate | 5.0% |
| Section 301 Additional Duty | +25.0% |
| Section 122 Tariff | +10.0% |
| Total Effective Rate | 40.0% |
| Tax Calculation | CIF Value × 40% |
| De Minimis Exemption | ❌ NOT APPLICABLE (High-risk chemical goods often excluded or closely scrutinized) |
| Legal Basis Path | USITC:3824.99.93.97/30 → Footnote: 301 (25%) → 122 Clause (10%) |
📌 Explanation: - Chemical preparations for household cleaning are subject to significant trade barriers. - The 40% total rate is substantial. Importers must ensure the product is strictly a "chemical preparation" and not misclassified as a less-tariffed household good. - Safety Data Sheets (SDS) are mandatory for customs clearance to verify the chemical nature.
🎯 2. Rubber/Plastic Plungers - General/Other (4016.99.60.50)
| Item | Detail |
|---|---|
| Base Duty Rate | 2.5% |
| Section 301 Additional Duty | +25.0% |
| Section 122 Tariff | +10.0% |
| Total Effective Rate | 37.5% |
| Tax Calculation | CIF Value × 37.5% |
| De Minimis Exemption | ❌ NOT APPLICABLE |
| Legal Basis Path | USITC:4016.99.60.50 → Footnote: 301 (25%) → 122 Clause (10%) |
📌 Explanation: - This classification applies to plungers or dredgers made of rubber/plastic that are not specifically designated as "Household" items or fall under a different subheading. - It is a "catch-all" for non-vehicle rubber products.
🎯 3. Rubber/Plastic Plungers - Household Specific (4016.99.05.00)
| Item | Detail |
|---|---|
| Base Duty Rate | 3.4% |
| Section 301 Additional Duty | +7.5% |
| Section 122 Tariff | +10.0% |
| Total Effective Rate | 20.9% |
| Tax Calculation | CIF Value × 20.9% |
| De Minimis Exemption | ❌ Check Eligibility (Often still subject to 301, but base rate is lower) |
| Legal Basis Path | USITC:4016.99.05.00 → Footnote: 301 (7.5%) → 122 Clause (10%) |
📌 Explanation: - THIS IS THE LOWEST RATE TARIFF. - To qualify for this 20.9% rate, the product must be explicitly a household item made of sulfurized rubber. - It must be clearly marketed and used for domestic toilet unclogging. - The Section 301 duty is significantly lower (7.5%) compared to the 25% for other rubber goods.
🛠️ IV. Customs Clearance Practical Advice (Battle-Tested Tips)
✅ 1. Documentation Checklist (Non-Negotiable)
| Document | Required? | Notes |
|---|---|---|
| Commercial Invoice | ✅ Yes | Must clearly state: "Chemical Dredging Agent" OR "Rubber Toilet Plunger". |
| Packing List | ✅ Yes | Detail quantities, weights, and materials (Rubber vs. Chemical Liquid). |
| Safety Data Sheet (SDS) | ✅ CRITICAL | For Chemical Agents (3824), SDS is mandatory for hazmat classification. Without it, shipment will be held. |
| Product Photos | ✅ Yes | Show the label, material, and usage (e.g., "Plunger" image for 4016). |
| Ingredient List | ✅ Yes | For chemicals, list active ingredients to confirm it fits 3824.99. |
| Material Declaration | ✅ Yes | For tools, specify "Sulfurized Rubber" to qualify for 4016.99.05.00. |
✅ 2. Declaration Strategy (Key Mantra)
🔥 “Chemicals Need SDS, Rubber Needs ‘Household’ Status!”
| Scenario | Correct Declaration | Wrong Declaration | Consequence |
|---|---|---|---|
| Liquid/Paste Dredger | HS 3824.99.93.97 + SDS |
HS 4016 (Rubber) |
Misclassification Penalty + Seizure |
| Rubber Plunger (Home Use) | HS 4016.99.05.00 + "Household Item" |
HS 4016.99.60.50 |
Paying 37.5% instead of 20.9% (Wasted Profit) |
| Rubber Plunger (Industrial/Other) | HS 4016.99.60.50 |
HS 4016.99.05.00 |
Penalty for Under-declaring Duty |
| Kit (Chemical + Plunger) | Split Declaration or Principal Function | Single HS Code | Confusion at Customs, Delayed Release |
✅ 3. Special Considerations
| Situation | Advice |
|---|---|
| Chemical Composition | Ensure the chemical dredger is not classified as "Inorganic Acids" or "Alkalis" which may have different, potentially higher, restrictions. 3824 is the correct "Preparation" category. |
| "Household" Definition | To use 4016.99.05.00, ensure packaging and marketing clearly indicate Domestic/Household Use. Industrial-grade plungers must use 4016.99.60.50. |
| Hazmat Shipping | Chemical dredgers may be regulated as hazardous materials (flammable/corrosive). Ensure proper UN packaging and documentation. |
| 122 Tariff Impact | The 10% Section 122 tariff applies to most Chinese-origin goods in these categories. It is non-negotiable unless a specific exemption applies. |
🌍 V. Global Market Comparison (2026 Update)
| Region | Recommended HS Code | Est. Total Duty | Key Requirement |
|---|---|---|---|
| 🇺🇸 USA | 3824.99.93.97 (Chem) / 4016.99.05.00 (Rubber) |
40% (Chem) / 20.9% (Rubber) | SDS for chemicals; "Household" proof for rubber. |
| 🇨🇳 China | 3824 / 4016 |
~10-13% | No Section 301/122 surcharges. |
| 🇪🇺 EU | 3824 / 4016 |
~6.5% (Chem) / ~4% (Rubber) | CE Marking may be required for tools. |
| 🇬🇧 UK | 3824 / 4016 |
~6.5% (Chem) / ~4% (Rubber) | Post-Brexit rules apply; check UK TARIC. |
📌 Conclusion: - The US market is the most expensive due to Section 301 and Section 122 tariffs. - Optimizing for
4016.99.05.00(20.9%) vs4016.99.60.50(37.5%) saves 16.6% on duties for rubber plungers. This is a massive margin difference! - Chemical agents are heavily taxed at 40%. Consider if the margin justifies shipping from China to the US.
📌 VI. Common Errors & Pitfalls (Blood & Tears Lessons)
❌ Error 1: Declaring a Chemical Dredger as a Rubber Plunger (4016)
👉 Consequence: Fraud Investigation, Seizure, Heavy Fines. Chemicals are high-scrutiny items.
❌ Error 2: Declaring a Rubber Plunger as 4016.99.60.50 when it is clearly for Household Use
👉 Consequence: Overpaying 16.6% in duties. ($1,660 extra per $10k shipment).
❌ Error 3: Shipping Chemical Dredgers without SDS
👉 Consequence: Customs Hold, Return to Sender, or Destruction. Chemicals cannot clear without safety data.
❌ Error 4: Ignoring Section 122 Tariff
👉 Consequence: Under-declaring Duty by 10%. Audits will catch this, leading to penalties and interest.
✅ Correct Approach:
For Chemicals:
"Toilet Dredging Agent, Chemical Preparation, 500ml Bottle, SDS Attached, HS 3824.99.93.97"For Rubber Plungers:
"Household Rubber Toilet Plunger, Sulfurized Rubber, Domestic Use, HS 4016.99.05.00"
🎯 VII. Conclusion: Precision Classification Saves Millions!
🎯 Remember the Mantra:
🔹 "Chemicals = 40% + SDS. Rubber = 20.9% if 'Household', 37.5% if 'General'. Never Mix!"
🔹 "HS Code is Destiny. 16.6% difference on plungers can make or break your profit margin!"
📌 Pro Tip:
If you are exporting Rubber Plungers to the US, strictly ensure your product labeling and marketing materials emphasize "Household Use" and "Sulfurized Rubber" to qualify for the 20.9% rate (4016.99.05.00). This is the single most effective tax-saving strategy for this product category.
📣 Immediate Action:
📞 Consult a Customs Broker for Advance Ruling on your specific plunger design.
🚀 Classify Correctly, Clear Faster, Profit Higher!
✨ Professional Clearance Starts with Accurate Classification!
💼 Every Percent of Duty Saved is Pure Profit!
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关于 HS 编码归类
协调制度(HS)是由世界海关组织(WCO)制定的国际贸易商品分类标准。全球 200 多个国家采用 HS 系统作为海关关税、贸易统计和进出口监管的基础。
每个 HS 编码遵循以下层级结构:
- 章(2 位)——商品大类(例如:第 84 章:机器和机械设备)
- 品目(4 位)——章内的更具体分类
- 子目(6 位)——国际通用细分,所有 WCO 成员国统一使用
- 本国细分(8-10 位)——各国自行扩展的细分编码,如美国 HTSUS 10 位编码
正确的 HS 编码归类对于顺利通关、准确缴纳关税和遵守贸易法规至关重要。错误归类可能导致海关延误、多缴关税或罚款。
从CN进口到US时,适用的关税税率可能包括:
- 最惠国(MFN)税率——适用于 WTO 成员国的标准关税税率
- 普通税率——适用于无贸易协定国家
- 贸易救济关税——附加关税,如 301 条款(反倾销)、232 条款(国家安全)或反补贴税
本页内容仅供参考。如需正式归类,请咨询当地海关或持牌报关代理。